1236560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:96

約数の個数: 80

約数和(自身を含む): 3281040

約数和(自身を除く): 2044480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 41, 52, 58, 65, 80, 82, 104, 116, 130, 145, 164, 205, 208, 232, 260, 290, 328, 377, 410, 464, 520, 533, 580, 656, 754, 820, 1040, 1066, 1160, 1189, 1508, 1640, 1885, 2132, 2320, 2378, 2665, 3016, 3280, 3770, 4264, 4756, 5330, 5945, 6032, 7540, 8528, 9512, 10660, 11890, 15080, 15457, 19024, 21320, 23780, 30160, 30914, 42640, 47560, 61828, 77285, 95120, 123656, 154570, 247312, 309140, 618280, 1236560]

約数ペア:

[(1, 1236560), (2, 618280), (4, 309140), (5, 247312), (8, 154570), (10, 123656), (13, 95120), (16, 77285), (20, 61828), (26, 47560), (29, 42640), (40, 30914), (41, 30160), (52, 23780), (58, 21320), (65, 19024), (80, 15457), (82, 15080), (104, 11890), (116, 10660), (130, 9512), (145, 8528), (164, 7540), (205, 6032), (208, 5945), (232, 5330), (260, 4756), (290, 4264), (328, 3770), (377, 3280), (410, 3016), (464, 2665), (520, 2378), (533, 2320), (580, 2132), (656, 1885), (754, 1640), (820, 1508), (1040, 1189), (1066, 1160)]