15923404420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3121}}^1\times {\mathrm{3313}}^1$

素因数の和:6461

約数の個数: 96

約数和(自身を含む): 41716313856

約数和(自身を除く): 25792909436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 3121, 3313, 6242, 6626, 12484, 13252, 15605, 16565, 21847, 23191, 31210, 33130, 34331, 36443, 43694, 46382, 62420, 66260, 68662, 72886, 87388, 92764, 109235, 115955, 137324, 145772, 171655, 182215, 218470, 231910, 240317, 255101, 343310, 364430, 436940, 463820, 480634, 510202, 686620, 728860, 961268, 1020404, 1201585, 1275505, 2403170, 2551010, 4806340, 5102020, 10339873, 20679746, 41359492, 51699365, 72379111, 103398730, 113738603, 144758222, 206797460, 227477206, 289516444, 361895555, 454954412, 568693015, 723791110, 796170221, 1137386030, 1447582220, 1592340442, 2274772060, 3184680884, 3980851105, 7961702210, 15923404420]

約数ペア:

[(1, 15923404420), (2, 7961702210), (4, 3980851105), (5, 3184680884), (7, 2274772060), (10, 1592340442), (11, 1447582220), (14, 1137386030), (20, 796170221), (22, 723791110), (28, 568693015), (35, 454954412), (44, 361895555), (55, 289516444), (70, 227477206), (77, 206797460), (110, 144758222), (140, 113738603), (154, 103398730), (220, 72379111), (308, 51699365), (385, 41359492), (770, 20679746), (1540, 10339873), (3121, 5102020), (3313, 4806340), (6242, 2551010), (6626, 2403170), (12484, 1275505), (13252, 1201585), (15605, 1020404), (16565, 961268), (21847, 728860), (23191, 686620), (31210, 510202), (33130, 480634), (34331, 463820), (36443, 436940), (43694, 364430), (46382, 343310), (62420, 255101), (66260, 240317), (68662, 231910), (72886, 218470), (87388, 182215), (92764, 171655), (109235, 145772), (115955, 137324)]