861645840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29671}}^1$

素因数の和:29709

約数の個数: 120

約数和(自身を含む): 2936103744

約数和(自身を除く): 2074457904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2904, 3630, 4840, 5808, 7260, 9680, 14520, 29040, 29671, 59342, 89013, 118684, 148355, 178026, 237368, 296710, 326381, 356052, 445065, 474736, 593420, 652762, 712104, 890130, 979143, 1186840, 1305524, 1424208, 1631905, 1780260, 1958286, 2373680, 2611048, 3263810, 3560520, 3590191, 3916572, 4895715, 5222096, 6527620, 7121040, 7180382, 7833144, 9791430, 10770573, 13055240, 14360764, 15666288, 17950955, 19582860, 21541146, 26110480, 28721528, 35901910, 39165720, 43082292, 53852865, 57443056, 71803820, 78331440, 86164584, 107705730, 143607640, 172329168, 215411460, 287215280, 430822920, 861645840]

約数ペア:

[(1, 861645840), (2, 430822920), (3, 287215280), (4, 215411460), (5, 172329168), (6, 143607640), (8, 107705730), (10, 86164584), (11, 78331440), (12, 71803820), (15, 57443056), (16, 53852865), (20, 43082292), (22, 39165720), (24, 35901910), (30, 28721528), (33, 26110480), (40, 21541146), (44, 19582860), (48, 17950955), (55, 15666288), (60, 14360764), (66, 13055240), (80, 10770573), (88, 9791430), (110, 7833144), (120, 7180382), (121, 7121040), (132, 6527620), (165, 5222096), (176, 4895715), (220, 3916572), (240, 3590191), (242, 3560520), (264, 3263810), (330, 2611048), (363, 2373680), (440, 1958286), (484, 1780260), (528, 1631905), (605, 1424208), (660, 1305524), (726, 1186840), (880, 979143), (968, 890130), (1210, 712104), (1320, 652762), (1452, 593420), (1815, 474736), (1936, 445065), (2420, 356052), (2640, 326381), (2904, 296710), (3630, 237368), (4840, 178026), (5808, 148355), (7260, 118684), (9680, 89013), (14520, 59342), (29040, 29671)]