320210384

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1612

約数の個数: 60

約数和(自身を含む): 680760000

約数和(自身を除く): 360549616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 169, 208, 316, 338, 632, 676, 1027, 1264, 1352, 1499, 2054, 2704, 2998, 4108, 5996, 8216, 11992, 13351, 16432, 19487, 23984, 26702, 38974, 53404, 77948, 106808, 118421, 155896, 213616, 236842, 253331, 311792, 473684, 506662, 947368, 1013324, 1539473, 1894736, 2026648, 3078946, 4053296, 6157892, 12315784, 20013149, 24631568, 40026298, 80052596, 160105192, 320210384]

約数ペア:

[(1, 320210384), (2, 160105192), (4, 80052596), (8, 40026298), (13, 24631568), (16, 20013149), (26, 12315784), (52, 6157892), (79, 4053296), (104, 3078946), (158, 2026648), (169, 1894736), (208, 1539473), (316, 1013324), (338, 947368), (632, 506662), (676, 473684), (1027, 311792), (1264, 253331), (1352, 236842), (1499, 213616), (2054, 155896), (2704, 118421), (2998, 106808), (4108, 77948), (5996, 53404), (8216, 38974), (11992, 26702), (13351, 23984), (16432, 19487)]