1990481040

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 480

約数和(自身を含む): 7750753920

約数和(自身を除く): 5760272880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 68, 72, 76, 80, 81, 85, 90, 95, 102, 108, 114, 120, 135, 136, 144, 152, 153, 162, 170, 171, 180, 190, 204, 216, 228, 240, 243, 255, 270, 272, 285, 304, 306, 317, 323, 324, 340, 342, 360, 380, 405, 408, 432, 456, 459, 486, 510, 513, 540, 570, 612, 634, 646, 648, 680, 684, 720, 760, 765, 810, 816, 855, 912, 918, 951, 969, 972, 1020, 1026, 1080, 1140, 1215, 1224, 1268, 1292, 1296, 1360, 1368, 1377, 1520, 1530, 1539, 1585, 1615, 1620, 1710, 1836, 1902, 1938, 1944, 2040, 2052, 2160, 2280, 2295, 2430, 2448, 2536, 2565, 2584, 2736, 2754, 2853, 2907, 3060, 3078, 3170, 3230, 3240, 3420, 3672, 3804, 3876, 3888, 4080, 4104, 4131, 4560, 4590, 4617, 4755, 4845, 4860, 5072, 5130, 5168, 5389, 5508, 5706, 5814, 6023, 6120, 6156, 6340, 6460, 6480, 6840, 6885, 7344, 7608, 7695, 7752, 8208, 8262, 8559, 8721, 9180, 9234, 9510, 9690, 9720, 10260, 10778, 11016, 11412, 11628, 12046, 12240, 12312, 12680, 12920, 13680, 13770, 14265, 14535, 15216, 15390, 15504, 16167, 16524, 17118, 17442, 18069, 18360, 18468, 19020, 19380, 19440, 20520, 20655, 21556, 22032, 22824, 23085, 23256, 24092, 24624, 25360, 25677, 25840, 26163, 26945, 27540, 28530, 29070, 30115, 30780, 32334, 33048, 34236, 34884, 36138, 36720, 36936, 38040, 38760, 41040, 41310, 42795, 43112, 43605, 45648, 46170, 46512, 48184, 48501, 51354, 52326, 53890, 54207, 55080, 57060, 58140, 60230, 61560, 64668, 66096, 68472, 69768, 72276, 73872, 76080, 77031, 77520, 78489, 80835, 82620, 85590, 86224, 87210, 90345, 92340, 96368, 97002, 102391, 102708, 104652, 107780, 108414, 110160, 114120, 116280, 120460, 123120, 128385, 129336, 130815, 136944, 139536, 144552, 145503, 154062, 156978, 161670, 162621, 165240, 171180, 174420, 180690, 184680, 194004, 204782, 205416, 209304, 215560, 216828, 228240, 232560, 240920, 242505, 256770, 258672, 261630, 271035, 289104, 291006, 307173, 308124, 313956, 323340, 325242, 330480, 342360, 348840, 361380, 369360, 385155, 388008, 392445, 409564, 410832, 418608, 431120, 433656, 436509, 481840, 485010, 487863, 511955, 513540, 523260, 542070, 582012, 614346, 616248, 627912, 646680, 650484, 684720, 697680, 722760, 727515, 770310, 776016, 784890, 813105, 819128, 867312, 873018, 921519, 970020, 975726, 1023910, 1027080, 1046520, 1084140, 1164024, 1228692, 1232496, 1255824, 1293360, 1300968, 1309527, 1445520, 1455030, 1463589, 1535865, 1540620, 1569780, 1626210, 1638256, 1746036, 1843038, 1940040, 1951452, 2047820, 2054160, 2093040, 2168280, 2182545, 2328048, 2439315, 2457384, 2601936, 2619054, 2764557, 2910060, 2927178, 3071730, 3081240, 3139560, 3252420, 3492072, 3686076, 3880080, 3902904, 4095640, 4336560, 4365090, 4607595, 4878630, 4914768, 5238108, 5529114, 5820120, 5854356, 6143460, 6162480, 6279120, 6504840, 6547635, 6984144, 7317945, 7372152, 7805808, 8191280, 8293671, 8730180, 9215190, 9757260, 10476216, 11058228, 11640240, 11708712, 12286920, 13009680, 13095270, 13822785, 14635890, 14744304, 16587342, 17460360, 18430380, 19514520, 20952432, 22116456, 23417424, 24573840, 24881013, 26190540, 27645570, 29271780, 33174684, 34920720, 36860760, 39029040, 41468355, 44232912, 49762026, 52381080, 55291140, 58543560, 66349368, 73721520, 82936710, 99524052, 104762160, 110582280, 117087120, 124405065, 132698736, 165873420, 199048104, 221164560, 248810130, 331746840, 398096208, 497620260, 663493680, 995240520, 1990481040]

約数ペア:

[(1, 1990481040), (2, 995240520), (3, 663493680), (4, 497620260), (5, 398096208), (6, 331746840), (8, 248810130), (9, 221164560), (10, 199048104), (12, 165873420), (15, 132698736), (16, 124405065), (17, 117087120), (18, 110582280), (19, 104762160), (20, 99524052), (24, 82936710), (27, 73721520), (30, 66349368), (34, 58543560), (36, 55291140), (38, 52381080), (40, 49762026), (45, 44232912), (48, 41468355), (51, 39029040), (54, 36860760), (57, 34920720), (60, 33174684), (68, 29271780), (72, 27645570), (76, 26190540), (80, 24881013), (81, 24573840), (85, 23417424), (90, 22116456), (95, 20952432), (102, 19514520), (108, 18430380), (114, 17460360), (120, 16587342), (135, 14744304), (136, 14635890), (144, 13822785), (152, 13095270), (153, 13009680), (162, 12286920), (170, 11708712), (171, 11640240), (180, 11058228), (190, 10476216), (204, 9757260), (216, 9215190), (228, 8730180), (240, 8293671), (243, 8191280), (255, 7805808), (270, 7372152), (272, 7317945), (285, 6984144), (304, 6547635), (306, 6504840), (317, 6279120), (323, 6162480), (324, 6143460), (340, 5854356), (342, 5820120), (360, 5529114), (380, 5238108), (405, 4914768), (408, 4878630), (432, 4607595), (456, 4365090), (459, 4336560), (486, 4095640), (510, 3902904), (513, 3880080), (540, 3686076), (570, 3492072), (612, 3252420), (634, 3139560), (646, 3081240), (648, 3071730), (680, 2927178), (684, 2910060), (720, 2764557), (760, 2619054), (765, 2601936), (810, 2457384), (816, 2439315), (855, 2328048), (912, 2182545), (918, 2168280), (951, 2093040), (969, 2054160), (972, 2047820), (1020, 1951452), (1026, 1940040), (1080, 1843038), (1140, 1746036), (1215, 1638256), (1224, 1626210), (1268, 1569780), (1292, 1540620), (1296, 1535865), (1360, 1463589), (1368, 1455030), (1377, 1445520), (1520, 1309527), (1530, 1300968), (1539, 1293360), (1585, 1255824), (1615, 1232496), (1620, 1228692), (1710, 1164024), (1836, 1084140), (1902, 1046520), (1938, 1027080), (1944, 1023910), (2040, 975726), (2052, 970020), (2160, 921519), (2280, 873018), (2295, 867312), (2430, 819128), (2448, 813105), (2536, 784890), (2565, 776016), (2584, 770310), (2736, 727515), (2754, 722760), (2853, 697680), (2907, 684720), (3060, 650484), (3078, 646680), (3170, 627912), (3230, 616248), (3240, 614346), (3420, 582012), (3672, 542070), (3804, 523260), (3876, 513540), (3888, 511955), (4080, 487863), (4104, 485010), (4131, 481840), (4560, 436509), (4590, 433656), (4617, 431120), (4755, 418608), (4845, 410832), (4860, 409564), (5072, 392445), (5130, 388008), (5168, 385155), (5389, 369360), (5508, 361380), (5706, 348840), (5814, 342360), (6023, 330480), (6120, 325242), (6156, 323340), (6340, 313956), (6460, 308124), (6480, 307173), (6840, 291006), (6885, 289104), (7344, 271035), (7608, 261630), (7695, 258672), (7752, 256770), (8208, 242505), (8262, 240920), (8559, 232560), (8721, 228240), (9180, 216828), (9234, 215560), (9510, 209304), (9690, 205416), (9720, 204782), (10260, 194004), (10778, 184680), (11016, 180690), (11412, 174420), (11628, 171180), (12046, 165240), (12240, 162621), (12312, 161670), (12680, 156978), (12920, 154062), (13680, 145503), (13770, 144552), (14265, 139536), (14535, 136944), (15216, 130815), (15390, 129336), (15504, 128385), (16167, 123120), (16524, 120460), (17118, 116280), (17442, 114120), (18069, 110160), (18360, 108414), (18468, 107780), (19020, 104652), (19380, 102708), (19440, 102391), (20520, 97002), (20655, 96368), (21556, 92340), (22032, 90345), (22824, 87210), (23085, 86224), (23256, 85590), (24092, 82620), (24624, 80835), (25360, 78489), (25677, 77520), (25840, 77031), (26163, 76080), (26945, 73872), (27540, 72276), (28530, 69768), (29070, 68472), (30115, 66096), (30780, 64668), (32334, 61560), (33048, 60230), (34236, 58140), (34884, 57060), (36138, 55080), (36720, 54207), (36936, 53890), (38040, 52326), (38760, 51354), (41040, 48501), (41310, 48184), (42795, 46512), (43112, 46170), (43605, 45648)]