320438530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 621831168

約数和(自身を除く): 301392638

約数列:

[1, 2, 5, 10, 23, 46, 53, 97, 106, 115, 194, 230, 265, 271, 485, 530, 542, 970, 1219, 1355, 2231, 2438, 2710, 4462, 5141, 6095, 6233, 10282, 11155, 12190, 12466, 14363, 22310, 25705, 26287, 28726, 31165, 51410, 52574, 62330, 71815, 118243, 131435, 143630, 236486, 262870, 330349, 591215, 604601, 660698, 1182430, 1209202, 1393211, 1651745, 2786422, 3023005, 3303490, 6046010, 6966055, 13932110, 32043853, 64087706, 160219265, 320438530]

約数ペア:

[(1, 320438530), (2, 160219265), (5, 64087706), (10, 32043853), (23, 13932110), (46, 6966055), (53, 6046010), (97, 3303490), (106, 3023005), (115, 2786422), (194, 1651745), (230, 1393211), (265, 1209202), (271, 1182430), (485, 660698), (530, 604601), (542, 591215), (970, 330349), (1219, 262870), (1355, 236486), (2231, 143630), (2438, 131435), (2710, 118243), (4462, 71815), (5141, 62330), (6095, 52574), (6233, 51410), (10282, 31165), (11155, 28726), (12190, 26287), (12466, 25705), (14363, 22310)]