840635880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13709}}^1$

素因数の和:13803

約数の個数: 128

約数和(自身を含む): 2921875200

約数和(自身を除く): 2081239320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4088, 4380, 5110, 6132, 7665, 8760, 10220, 12264, 13709, 15330, 20440, 27418, 30660, 41127, 54836, 61320, 68545, 82254, 95963, 109672, 137090, 164508, 191926, 205635, 274180, 287889, 329016, 383852, 411270, 479815, 548360, 575778, 767704, 822540, 959630, 1000757, 1151556, 1439445, 1645080, 1919260, 2001514, 2303112, 2878890, 3002271, 3838520, 4003028, 5003785, 5757780, 6004542, 7005299, 8006056, 10007570, 11515560, 12009084, 14010598, 15011355, 20015140, 21015897, 24018168, 28021196, 30022710, 35026495, 40030280, 42031794, 56042392, 60045420, 70052990, 84063588, 105079485, 120090840, 140105980, 168127176, 210158970, 280211960, 420317940, 840635880]

約数ペア:

[(1, 840635880), (2, 420317940), (3, 280211960), (4, 210158970), (5, 168127176), (6, 140105980), (7, 120090840), (8, 105079485), (10, 84063588), (12, 70052990), (14, 60045420), (15, 56042392), (20, 42031794), (21, 40030280), (24, 35026495), (28, 30022710), (30, 28021196), (35, 24018168), (40, 21015897), (42, 20015140), (56, 15011355), (60, 14010598), (70, 12009084), (73, 11515560), (84, 10007570), (105, 8006056), (120, 7005299), (140, 6004542), (146, 5757780), (168, 5003785), (210, 4003028), (219, 3838520), (280, 3002271), (292, 2878890), (365, 2303112), (420, 2001514), (438, 1919260), (511, 1645080), (584, 1439445), (730, 1151556), (840, 1000757), (876, 959630), (1022, 822540), (1095, 767704), (1460, 575778), (1533, 548360), (1752, 479815), (2044, 411270), (2190, 383852), (2555, 329016), (2920, 287889), (3066, 274180), (4088, 205635), (4380, 191926), (5110, 164508), (6132, 137090), (7665, 109672), (8760, 95963), (10220, 82254), (12264, 68545), (13709, 61320), (15330, 54836), (20440, 41127), (27418, 30660)]