1403220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 4854528

約数和(自身を除く): 3451308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 257, 260, 273, 364, 390, 420, 455, 514, 546, 771, 780, 910, 1028, 1092, 1285, 1365, 1542, 1799, 1820, 2570, 2730, 3084, 3341, 3598, 3855, 5140, 5397, 5460, 6682, 7196, 7710, 8995, 10023, 10794, 13364, 15420, 16705, 17990, 20046, 21588, 23387, 26985, 33410, 35980, 40092, 46774, 50115, 53970, 66820, 70161, 93548, 100230, 107940, 116935, 140322, 200460, 233870, 280644, 350805, 467740, 701610, 1403220]

約数ペア:

[(1, 1403220), (2, 701610), (3, 467740), (4, 350805), (5, 280644), (6, 233870), (7, 200460), (10, 140322), (12, 116935), (13, 107940), (14, 100230), (15, 93548), (20, 70161), (21, 66820), (26, 53970), (28, 50115), (30, 46774), (35, 40092), (39, 35980), (42, 33410), (52, 26985), (60, 23387), (65, 21588), (70, 20046), (78, 17990), (84, 16705), (91, 15420), (105, 13364), (130, 10794), (140, 10023), (156, 8995), (182, 7710), (195, 7196), (210, 6682), (257, 5460), (260, 5397), (273, 5140), (364, 3855), (390, 3598), (420, 3341), (455, 3084), (514, 2730), (546, 2570), (771, 1820), (780, 1799), (910, 1542), (1028, 1365), (1092, 1285)]