8287890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 13484910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 269, 390, 395, 474, 538, 790, 807, 1027, 1185, 1345, 1614, 2054, 2370, 2690, 3081, 3497, 4035, 5135, 6162, 6994, 8070, 10270, 10491, 15405, 17485, 20982, 21251, 30810, 34970, 42502, 52455, 63753, 104910, 106255, 127506, 212510, 276263, 318765, 552526, 637530, 828789, 1381315, 1657578, 2762630, 4143945, 8287890]

約数ペア:

[(1, 8287890), (2, 4143945), (3, 2762630), (5, 1657578), (6, 1381315), (10, 828789), (13, 637530), (15, 552526), (26, 318765), (30, 276263), (39, 212510), (65, 127506), (78, 106255), (79, 104910), (130, 63753), (158, 52455), (195, 42502), (237, 34970), (269, 30810), (390, 21251), (395, 20982), (474, 17485), (538, 15405), (790, 10491), (807, 10270), (1027, 8070), (1185, 6994), (1345, 6162), (1614, 5135), (2054, 4035), (2370, 3497), (2690, 3081)]