278375315912

素因数分解:

$2^3\times {\mathrm{163}}^2\times {\mathrm{761}}^1\times {\mathrm{1721}}^1$

素因数の和:2814

約数の個数: 48

約数和(自身を含む): 526171203180

約数和(自身を除く): 247795887268

約数列:

[1, 2, 4, 8, 163, 326, 652, 761, 1304, 1522, 1721, 3044, 3442, 6088, 6884, 13768, 26569, 53138, 106276, 124043, 212552, 248086, 280523, 496172, 561046, 992344, 1122092, 1309681, 2244184, 2619362, 5238724, 10477448, 20219009, 40438018, 45725249, 80876036, 91450498, 161752072, 182900996, 213478003, 365801992, 426956006, 853912012, 1707824024, 34796914489, 69593828978, 139187657956, 278375315912]

約数ペア:

[(1, 278375315912), (2, 139187657956), (4, 69593828978), (8, 34796914489), (163, 1707824024), (326, 853912012), (652, 426956006), (761, 365801992), (1304, 213478003), (1522, 182900996), (1721, 161752072), (3044, 91450498), (3442, 80876036), (6088, 45725249), (6884, 40438018), (13768, 20219009), (26569, 10477448), (53138, 5238724), (106276, 2619362), (124043, 2244184), (212552, 1309681), (248086, 1122092), (280523, 992344), (496172, 561046)]