2080747760

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 320

約数和(自身を含む): 6416256000

約数和(自身を除く): 4335508240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 80, 91, 95, 98, 104, 112, 130, 133, 140, 152, 182, 190, 196, 208, 245, 247, 260, 266, 280, 304, 307, 343, 364, 380, 392, 455, 490, 494, 520, 532, 560, 614, 637, 665, 686, 728, 760, 784, 910, 931, 980, 988, 1040, 1064, 1228, 1235, 1274, 1330, 1372, 1456, 1520, 1535, 1715, 1729, 1820, 1862, 1960, 1976, 2128, 2149, 2456, 2470, 2548, 2660, 2744, 3070, 3185, 3430, 3458, 3640, 3724, 3920, 3952, 3991, 4298, 4459, 4655, 4912, 4940, 5096, 5320, 5488, 5833, 6140, 6370, 6517, 6860, 6916, 7280, 7448, 7982, 8596, 8645, 8918, 9310, 9880, 10192, 10640, 10745, 11666, 12103, 12280, 12740, 13034, 13720, 13832, 14896, 15043, 15964, 17192, 17290, 17836, 18620, 19760, 19955, 21490, 22295, 23332, 24206, 24560, 25480, 26068, 27440, 27664, 27937, 29165, 30086, 31928, 32585, 34384, 34580, 35672, 37240, 39910, 40831, 42980, 44590, 46664, 48412, 50960, 52136, 55874, 58330, 60172, 60515, 63856, 65170, 69160, 71344, 74480, 75215, 75829, 79820, 81662, 84721, 85960, 89180, 93328, 96824, 104272, 105301, 111748, 116660, 120344, 121030, 130340, 138320, 139685, 150430, 151658, 159640, 163324, 169442, 171920, 178360, 193648, 195559, 204155, 210602, 223496, 233320, 240688, 242060, 260680, 279370, 285817, 300860, 303316, 319280, 326648, 338884, 356720, 379145, 391118, 408310, 421204, 423605, 446992, 466640, 484120, 521360, 526505, 530803, 558740, 571634, 601720, 606632, 653296, 677768, 758290, 782236, 816620, 842408, 847210, 968240, 977795, 1053010, 1061606, 1117480, 1143268, 1203440, 1213264, 1355536, 1368913, 1429085, 1516580, 1564472, 1633240, 1684816, 1694420, 1955590, 2000719, 2106020, 2123212, 2234960, 2286536, 2654015, 2737826, 2858170, 3033160, 3128944, 3266480, 3388840, 3715621, 3911180, 4001438, 4212040, 4246424, 4573072, 5308030, 5475652, 5716340, 6066320, 6777680, 6844565, 7431242, 7822360, 8002876, 8424080, 8492848, 10003595, 10616060, 10951304, 11432680, 13689130, 14862484, 15644720, 16005752, 18578105, 20007190, 21232120, 21902608, 22865360, 26009347, 27378260, 29724968, 32011504, 37156210, 40014380, 42464240, 52018694, 54756520, 59449936, 74312420, 80028760, 104037388, 109513040, 130046735, 148624840, 160057520, 208074776, 260093470, 297249680, 416149552, 520186940, 1040373880, 2080747760]

約数ペア:

[(1, 2080747760), (2, 1040373880), (4, 520186940), (5, 416149552), (7, 297249680), (8, 260093470), (10, 208074776), (13, 160057520), (14, 148624840), (16, 130046735), (19, 109513040), (20, 104037388), (26, 80028760), (28, 74312420), (35, 59449936), (38, 54756520), (40, 52018694), (49, 42464240), (52, 40014380), (56, 37156210), (65, 32011504), (70, 29724968), (76, 27378260), (80, 26009347), (91, 22865360), (95, 21902608), (98, 21232120), (104, 20007190), (112, 18578105), (130, 16005752), (133, 15644720), (140, 14862484), (152, 13689130), (182, 11432680), (190, 10951304), (196, 10616060), (208, 10003595), (245, 8492848), (247, 8424080), (260, 8002876), (266, 7822360), (280, 7431242), (304, 6844565), (307, 6777680), (343, 6066320), (364, 5716340), (380, 5475652), (392, 5308030), (455, 4573072), (490, 4246424), (494, 4212040), (520, 4001438), (532, 3911180), (560, 3715621), (614, 3388840), (637, 3266480), (665, 3128944), (686, 3033160), (728, 2858170), (760, 2737826), (784, 2654015), (910, 2286536), (931, 2234960), (980, 2123212), (988, 2106020), (1040, 2000719), (1064, 1955590), (1228, 1694420), (1235, 1684816), (1274, 1633240), (1330, 1564472), (1372, 1516580), (1456, 1429085), (1520, 1368913), (1535, 1355536), (1715, 1213264), (1729, 1203440), (1820, 1143268), (1862, 1117480), (1960, 1061606), (1976, 1053010), (2128, 977795), (2149, 968240), (2456, 847210), (2470, 842408), (2548, 816620), (2660, 782236), (2744, 758290), (3070, 677768), (3185, 653296), (3430, 606632), (3458, 601720), (3640, 571634), (3724, 558740), (3920, 530803), (3952, 526505), (3991, 521360), (4298, 484120), (4459, 466640), (4655, 446992), (4912, 423605), (4940, 421204), (5096, 408310), (5320, 391118), (5488, 379145), (5833, 356720), (6140, 338884), (6370, 326648), (6517, 319280), (6860, 303316), (6916, 300860), (7280, 285817), (7448, 279370), (7982, 260680), (8596, 242060), (8645, 240688), (8918, 233320), (9310, 223496), (9880, 210602), (10192, 204155), (10640, 195559), (10745, 193648), (11666, 178360), (12103, 171920), (12280, 169442), (12740, 163324), (13034, 159640), (13720, 151658), (13832, 150430), (14896, 139685), (15043, 138320), (15964, 130340), (17192, 121030), (17290, 120344), (17836, 116660), (18620, 111748), (19760, 105301), (19955, 104272), (21490, 96824), (22295, 93328), (23332, 89180), (24206, 85960), (24560, 84721), (25480, 81662), (26068, 79820), (27440, 75829), (27664, 75215), (27937, 74480), (29165, 71344), (30086, 69160), (31928, 65170), (32585, 63856), (34384, 60515), (34580, 60172), (35672, 58330), (37240, 55874), (39910, 52136), (40831, 50960), (42980, 48412), (44590, 46664)]