321573496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:736

約数の個数: 64

約数和(自身を含む): 661620960

約数和(自身を除く): 340047464

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 101, 136, 164, 202, 328, 404, 571, 697, 808, 1142, 1394, 1717, 2284, 2788, 3434, 4141, 4568, 5576, 6868, 8282, 9707, 13736, 16564, 19414, 23411, 33128, 38828, 46822, 57671, 70397, 77656, 93644, 115342, 140794, 187288, 230684, 281588, 397987, 461368, 563176, 795974, 980407, 1591948, 1960814, 2364511, 3183896, 3921628, 4729022, 7843256, 9458044, 18916088, 40196687, 80393374, 160786748, 321573496]

約数ペア:

[(1, 321573496), (2, 160786748), (4, 80393374), (8, 40196687), (17, 18916088), (34, 9458044), (41, 7843256), (68, 4729022), (82, 3921628), (101, 3183896), (136, 2364511), (164, 1960814), (202, 1591948), (328, 980407), (404, 795974), (571, 563176), (697, 461368), (808, 397987), (1142, 281588), (1394, 230684), (1717, 187288), (2284, 140794), (2788, 115342), (3434, 93644), (4141, 77656), (4568, 70397), (5576, 57671), (6868, 46822), (8282, 38828), (9707, 33128), (13736, 23411), (16564, 19414)]