7501830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 20805120

約数和(自身を除く): 13303290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 139, 210, 257, 278, 417, 514, 695, 771, 834, 973, 1285, 1390, 1542, 1799, 1946, 2085, 2570, 2919, 3598, 3855, 4170, 4865, 5397, 5838, 7710, 8995, 9730, 10794, 14595, 17990, 26985, 29190, 35723, 53970, 71446, 107169, 178615, 214338, 250061, 357230, 500122, 535845, 750183, 1071690, 1250305, 1500366, 2500610, 3750915, 7501830]

約数ペア:

[(1, 7501830), (2, 3750915), (3, 2500610), (5, 1500366), (6, 1250305), (7, 1071690), (10, 750183), (14, 535845), (15, 500122), (21, 357230), (30, 250061), (35, 214338), (42, 178615), (70, 107169), (105, 71446), (139, 53970), (210, 35723), (257, 29190), (278, 26985), (417, 17990), (514, 14595), (695, 10794), (771, 9730), (834, 8995), (973, 7710), (1285, 5838), (1390, 5397), (1542, 4865), (1799, 4170), (1946, 3855), (2085, 3598), (2570, 2919)]