289503880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1571}}^1$

素因数の和:1870

約数の個数: 64

約数和(自身を含む): 692686080

約数和(自身を除く): 403182200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 271, 340, 542, 680, 1084, 1355, 1571, 2168, 2710, 3142, 4607, 5420, 6284, 7855, 9214, 10840, 12568, 15710, 18428, 23035, 26707, 31420, 36856, 46070, 53414, 62840, 92140, 106828, 133535, 184280, 213656, 267070, 425741, 534140, 851482, 1068280, 1702964, 2128705, 3405928, 4257410, 7237597, 8514820, 14475194, 17029640, 28950388, 36187985, 57900776, 72375970, 144751940, 289503880]

約数ペア:

[(1, 289503880), (2, 144751940), (4, 72375970), (5, 57900776), (8, 36187985), (10, 28950388), (17, 17029640), (20, 14475194), (34, 8514820), (40, 7237597), (68, 4257410), (85, 3405928), (136, 2128705), (170, 1702964), (271, 1068280), (340, 851482), (542, 534140), (680, 425741), (1084, 267070), (1355, 213656), (1571, 184280), (2168, 133535), (2710, 106828), (3142, 92140), (4607, 62840), (5420, 53414), (6284, 46070), (7855, 36856), (9214, 31420), (10840, 26707), (12568, 23035), (15710, 18428)]