2080385680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:341

約数の個数: 160

約数和(自身を含む): 5152572000

約数和(自身を除く): 3072186320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 89, 106, 148, 149, 178, 185, 212, 265, 296, 298, 356, 370, 424, 445, 530, 592, 596, 712, 740, 745, 848, 890, 1060, 1192, 1424, 1480, 1490, 1780, 1961, 2120, 2384, 2960, 2980, 3293, 3560, 3922, 4240, 4717, 5513, 5960, 6586, 7120, 7844, 7897, 9434, 9805, 11026, 11920, 13172, 13261, 15688, 15794, 16465, 18868, 19610, 22052, 23585, 26344, 26522, 27565, 31376, 31588, 32930, 37736, 39220, 39485, 44104, 47170, 52688, 53044, 55130, 63176, 65860, 66305, 75472, 78440, 78970, 88208, 94340, 106088, 110260, 126352, 131720, 132610, 156880, 157940, 174529, 188680, 212176, 220520, 263440, 265220, 292189, 315880, 349058, 377360, 441040, 490657, 530440, 584378, 631760, 698116, 702833, 872645, 981314, 1060880, 1168756, 1396232, 1405666, 1460945, 1745290, 1962628, 2337512, 2453285, 2792464, 2811332, 2921890, 3490580, 3514165, 3925256, 4675024, 4906570, 5622664, 5843780, 6981160, 7028330, 7850512, 9813140, 11245328, 11687560, 13962320, 14056660, 19626280, 23375120, 26004821, 28113320, 39252560, 52009642, 56226640, 104019284, 130024105, 208038568, 260048210, 416077136, 520096420, 1040192840, 2080385680]

約数ペア:

[(1, 2080385680), (2, 1040192840), (4, 520096420), (5, 416077136), (8, 260048210), (10, 208038568), (16, 130024105), (20, 104019284), (37, 56226640), (40, 52009642), (53, 39252560), (74, 28113320), (80, 26004821), (89, 23375120), (106, 19626280), (148, 14056660), (149, 13962320), (178, 11687560), (185, 11245328), (212, 9813140), (265, 7850512), (296, 7028330), (298, 6981160), (356, 5843780), (370, 5622664), (424, 4906570), (445, 4675024), (530, 3925256), (592, 3514165), (596, 3490580), (712, 2921890), (740, 2811332), (745, 2792464), (848, 2453285), (890, 2337512), (1060, 1962628), (1192, 1745290), (1424, 1460945), (1480, 1405666), (1490, 1396232), (1780, 1168756), (1961, 1060880), (2120, 981314), (2384, 872645), (2960, 702833), (2980, 698116), (3293, 631760), (3560, 584378), (3922, 530440), (4240, 490657), (4717, 441040), (5513, 377360), (5960, 349058), (6586, 315880), (7120, 292189), (7844, 265220), (7897, 263440), (9434, 220520), (9805, 212176), (11026, 188680), (11920, 174529), (13172, 157940), (13261, 156880), (15688, 132610), (15794, 131720), (16465, 126352), (18868, 110260), (19610, 106088), (22052, 94340), (23585, 88208), (26344, 78970), (26522, 78440), (27565, 75472), (31376, 66305), (31588, 65860), (32930, 63176), (37736, 55130), (39220, 53044), (39485, 52688), (44104, 47170)]