330967960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1979}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 771962400

約数和(自身を除く): 440994440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 113, 148, 185, 226, 296, 370, 452, 565, 740, 904, 1130, 1480, 1979, 2260, 3958, 4181, 4520, 7916, 8362, 9895, 15832, 16724, 19790, 20905, 33448, 39580, 41810, 73223, 79160, 83620, 146446, 167240, 223627, 292892, 366115, 447254, 585784, 732230, 894508, 1118135, 1464460, 1789016, 2236270, 2928920, 4472540, 8274199, 8945080, 16548398, 33096796, 41370995, 66193592, 82741990, 165483980, 330967960]

約数ペア:

[(1, 330967960), (2, 165483980), (4, 82741990), (5, 66193592), (8, 41370995), (10, 33096796), (20, 16548398), (37, 8945080), (40, 8274199), (74, 4472540), (113, 2928920), (148, 2236270), (185, 1789016), (226, 1464460), (296, 1118135), (370, 894508), (452, 732230), (565, 585784), (740, 447254), (904, 366115), (1130, 292892), (1480, 223627), (1979, 167240), (2260, 146446), (3958, 83620), (4181, 79160), (4520, 73223), (7916, 41810), (8362, 39580), (9895, 33448), (15832, 20905), (16724, 19790)]