21787878840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{6673}}^1$

素因数の和:6743

約数の個数: 384

約数和(自身を含む): 84419159040

約数和(自身を除く): 62631280200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 42, 46, 52, 56, 60, 65, 69, 70, 78, 84, 91, 92, 104, 105, 115, 120, 130, 138, 140, 156, 161, 168, 169, 182, 184, 195, 210, 230, 260, 273, 276, 280, 299, 312, 322, 338, 345, 364, 390, 420, 455, 460, 483, 507, 520, 546, 552, 598, 644, 676, 690, 728, 780, 805, 840, 845, 897, 910, 920, 966, 1014, 1092, 1183, 1196, 1288, 1352, 1365, 1380, 1495, 1560, 1610, 1690, 1794, 1820, 1932, 2028, 2093, 2184, 2366, 2392, 2415, 2535, 2730, 2760, 2990, 3220, 3380, 3549, 3588, 3640, 3864, 3887, 4056, 4186, 4485, 4732, 4830, 5070, 5460, 5915, 5980, 6279, 6440, 6673, 6760, 7098, 7176, 7774, 8372, 8970, 9464, 9660, 10140, 10465, 10920, 11661, 11830, 11960, 12558, 13346, 14196, 15548, 16744, 17745, 17940, 19320, 19435, 20019, 20280, 20930, 23322, 23660, 25116, 26692, 27209, 28392, 31096, 31395, 33365, 35490, 35880, 38870, 40038, 41860, 46644, 46711, 47320, 50232, 53384, 54418, 58305, 62790, 66730, 70980, 77740, 80076, 81627, 83720, 86749, 93288, 93422, 100095, 108836, 116610, 125580, 133460, 136045, 140133, 141960, 153479, 155480, 160152, 163254, 173498, 186844, 200190, 217672, 233220, 233555, 251160, 260247, 266920, 272090, 280266, 306958, 326508, 346996, 373688, 400380, 408135, 433745, 460437, 466440, 467110, 520494, 544180, 560532, 607243, 613916, 653016, 693992, 700665, 767395, 800760, 816270, 867490, 920874, 934220, 1040988, 1074353, 1088360, 1121064, 1127737, 1214486, 1227832, 1301235, 1401330, 1534790, 1632540, 1734980, 1821729, 1841748, 1868440, 1995227, 2081976, 2148706, 2255474, 2302185, 2428972, 2602470, 2802660, 3036215, 3069580, 3223059, 3265080, 3383211, 3469960, 3643458, 3683496, 3990454, 4297412, 4510948, 4604370, 4857944, 5204940, 5371765, 5605320, 5638685, 5985681, 6072430, 6139160, 6446118, 6766422, 7286916, 7894159, 7980908, 8594824, 9021896, 9108645, 9208740, 9976135, 10409880, 10743530, 11277370, 11971362, 12144860, 12892236, 13532844, 13966589, 14573832, 15788318, 15961816, 16115295, 16916055, 18217290, 18417480, 19952270, 21487060, 22554740, 23682477, 23942724, 24289720, 25784472, 25937951, 27065688, 27933178, 29928405, 31576636, 32230590, 33832110, 36434580, 39470795, 39904540, 41899767, 42974120, 45109480, 47364954, 47885448, 51875902, 55866356, 59856810, 63153272, 64461180, 67664220, 69832945, 72869160, 77813853, 78941590, 79809080, 83799534, 94729908, 103751804, 111732712, 118412385, 119713620, 128922360, 129689755, 135328440, 139665890, 155627706, 157883180, 167599068, 181565657, 189459816, 207503608, 209498835, 236824770, 239427240, 259379510, 279331780, 311255412, 315766360, 335198136, 363131314, 389069265, 418997670, 473649540, 518759020, 544696971, 558663560, 622510824, 726262628, 778138530, 837995340, 907828285, 947299080, 1037518040, 1089393942, 1452525256, 1556277060, 1675990680, 1815656570, 2178787884, 2723484855, 3112554120, 3631313140, 4357575768, 5446969710, 7262626280, 10893939420, 21787878840]

約数ペア:

[(1, 21787878840), (2, 10893939420), (3, 7262626280), (4, 5446969710), (5, 4357575768), (6, 3631313140), (7, 3112554120), (8, 2723484855), (10, 2178787884), (12, 1815656570), (13, 1675990680), (14, 1556277060), (15, 1452525256), (20, 1089393942), (21, 1037518040), (23, 947299080), (24, 907828285), (26, 837995340), (28, 778138530), (30, 726262628), (35, 622510824), (39, 558663560), (40, 544696971), (42, 518759020), (46, 473649540), (52, 418997670), (56, 389069265), (60, 363131314), (65, 335198136), (69, 315766360), (70, 311255412), (78, 279331780), (84, 259379510), (91, 239427240), (92, 236824770), (104, 209498835), (105, 207503608), (115, 189459816), (120, 181565657), (130, 167599068), (138, 157883180), (140, 155627706), (156, 139665890), (161, 135328440), (168, 129689755), (169, 128922360), (182, 119713620), (184, 118412385), (195, 111732712), (210, 103751804), (230, 94729908), (260, 83799534), (273, 79809080), (276, 78941590), (280, 77813853), (299, 72869160), (312, 69832945), (322, 67664220), (338, 64461180), (345, 63153272), (364, 59856810), (390, 55866356), (420, 51875902), (455, 47885448), (460, 47364954), (483, 45109480), (507, 42974120), (520, 41899767), (546, 39904540), (552, 39470795), (598, 36434580), (644, 33832110), (676, 32230590), (690, 31576636), (728, 29928405), (780, 27933178), (805, 27065688), (840, 25937951), (845, 25784472), (897, 24289720), (910, 23942724), (920, 23682477), (966, 22554740), (1014, 21487060), (1092, 19952270), (1183, 18417480), (1196, 18217290), (1288, 16916055), (1352, 16115295), (1365, 15961816), (1380, 15788318), (1495, 14573832), (1560, 13966589), (1610, 13532844), (1690, 12892236), (1794, 12144860), (1820, 11971362), (1932, 11277370), (2028, 10743530), (2093, 10409880), (2184, 9976135), (2366, 9208740), (2392, 9108645), (2415, 9021896), (2535, 8594824), (2730, 7980908), (2760, 7894159), (2990, 7286916), (3220, 6766422), (3380, 6446118), (3549, 6139160), (3588, 6072430), (3640, 5985681), (3864, 5638685), (3887, 5605320), (4056, 5371765), (4186, 5204940), (4485, 4857944), (4732, 4604370), (4830, 4510948), (5070, 4297412), (5460, 3990454), (5915, 3683496), (5980, 3643458), (6279, 3469960), (6440, 3383211), (6673, 3265080), (6760, 3223059), (7098, 3069580), (7176, 3036215), (7774, 2802660), (8372, 2602470), (8970, 2428972), (9464, 2302185), (9660, 2255474), (10140, 2148706), (10465, 2081976), (10920, 1995227), (11661, 1868440), (11830, 1841748), (11960, 1821729), (12558, 1734980), (13346, 1632540), (14196, 1534790), (15548, 1401330), (16744, 1301235), (17745, 1227832), (17940, 1214486), (19320, 1127737), (19435, 1121064), (20019, 1088360), (20280, 1074353), (20930, 1040988), (23322, 934220), (23660, 920874), (25116, 867490), (26692, 816270), (27209, 800760), (28392, 767395), (31096, 700665), (31395, 693992), (33365, 653016), (35490, 613916), (35880, 607243), (38870, 560532), (40038, 544180), (41860, 520494), (46644, 467110), (46711, 466440), (47320, 460437), (50232, 433745), (53384, 408135), (54418, 400380), (58305, 373688), (62790, 346996), (66730, 326508), (70980, 306958), (77740, 280266), (80076, 272090), (81627, 266920), (83720, 260247), (86749, 251160), (93288, 233555), (93422, 233220), (100095, 217672), (108836, 200190), (116610, 186844), (125580, 173498), (133460, 163254), (136045, 160152), (140133, 155480), (141960, 153479)]