520372788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{821}}^1$

素因数の和:1097

約数の個数: 96

約数和(自身を含む): 1392007680

約数和(自身を除く): 871634892

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 239, 442, 478, 663, 717, 821, 884, 956, 1326, 1434, 1642, 2463, 2652, 2868, 3107, 3284, 4063, 4926, 6214, 8126, 9321, 9852, 10673, 12189, 12428, 13957, 16252, 18642, 21346, 24378, 27914, 32019, 37284, 41871, 42692, 48756, 52819, 55828, 64038, 83742, 105638, 128076, 158457, 167484, 181441, 196219, 211276, 316914, 362882, 392438, 544323, 588657, 633828, 725764, 784876, 1088646, 1177314, 2177292, 2354628, 2550847, 3335723, 5101694, 6671446, 7652541, 10007169, 10203388, 13342892, 15305082, 20014338, 30610164, 40028676, 43364399, 86728798, 130093197, 173457596, 260186394, 520372788]

約数ペア:

[(1, 520372788), (2, 260186394), (3, 173457596), (4, 130093197), (6, 86728798), (12, 43364399), (13, 40028676), (17, 30610164), (26, 20014338), (34, 15305082), (39, 13342892), (51, 10203388), (52, 10007169), (68, 7652541), (78, 6671446), (102, 5101694), (156, 3335723), (204, 2550847), (221, 2354628), (239, 2177292), (442, 1177314), (478, 1088646), (663, 784876), (717, 725764), (821, 633828), (884, 588657), (956, 544323), (1326, 392438), (1434, 362882), (1642, 316914), (2463, 211276), (2652, 196219), (2868, 181441), (3107, 167484), (3284, 158457), (4063, 128076), (4926, 105638), (6214, 83742), (8126, 64038), (9321, 55828), (9852, 52819), (10673, 48756), (12189, 42692), (12428, 41871), (13957, 37284), (16252, 32019), (18642, 27914), (21346, 24378)]