1980012120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{3407}}^1$

素因数の和:3617

約数の個数: 128

約数和(自身を含む): 6183475200

約数和(自身を除く): 4203463080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 167, 174, 232, 290, 334, 348, 435, 501, 580, 668, 696, 835, 870, 1002, 1160, 1336, 1670, 1740, 2004, 2505, 3340, 3407, 3480, 4008, 4843, 5010, 6680, 6814, 9686, 10020, 10221, 13628, 14529, 17035, 19372, 20040, 20442, 24215, 27256, 29058, 34070, 38744, 40884, 48430, 51105, 58116, 68140, 72645, 81768, 96860, 98803, 102210, 116232, 136280, 145290, 193720, 197606, 204420, 290580, 296409, 395212, 408840, 494015, 568969, 581160, 592818, 790424, 988030, 1137938, 1185636, 1482045, 1706907, 1976060, 2275876, 2371272, 2844845, 2964090, 3413814, 3952120, 4551752, 5689690, 5928180, 6827628, 8534535, 11379380, 11856360, 13655256, 16500101, 17069070, 22758760, 33000202, 34138140, 49500303, 66000404, 68276280, 82500505, 99000606, 132000808, 165001010, 198001212, 247501515, 330002020, 396002424, 495003030, 660004040, 990006060, 1980012120]

約数ペア:

[(1, 1980012120), (2, 990006060), (3, 660004040), (4, 495003030), (5, 396002424), (6, 330002020), (8, 247501515), (10, 198001212), (12, 165001010), (15, 132000808), (20, 99000606), (24, 82500505), (29, 68276280), (30, 66000404), (40, 49500303), (58, 34138140), (60, 33000202), (87, 22758760), (116, 17069070), (120, 16500101), (145, 13655256), (167, 11856360), (174, 11379380), (232, 8534535), (290, 6827628), (334, 5928180), (348, 5689690), (435, 4551752), (501, 3952120), (580, 3413814), (668, 2964090), (696, 2844845), (835, 2371272), (870, 2275876), (1002, 1976060), (1160, 1706907), (1336, 1482045), (1670, 1185636), (1740, 1137938), (2004, 988030), (2505, 790424), (3340, 592818), (3407, 581160), (3480, 568969), (4008, 494015), (4843, 408840), (5010, 395212), (6680, 296409), (6814, 290580), (9686, 204420), (10020, 197606), (10221, 193720), (13628, 145290), (14529, 136280), (17035, 116232), (19372, 102210), (20040, 98803), (20442, 96860), (24215, 81768), (27256, 72645), (29058, 68140), (34070, 58116), (38744, 51105), (40884, 48430)]