639166710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{911}}^1$

素因数の和:1198

約数の個数: 128

約数和(自身を含む): 1897426944

約数和(自身を除く): 1258260234

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 257, 273, 390, 455, 514, 546, 771, 910, 911, 1285, 1365, 1542, 1799, 1822, 2570, 2730, 2733, 3341, 3598, 3855, 4555, 5397, 5466, 6377, 6682, 7710, 8995, 9110, 10023, 10794, 11843, 12754, 13665, 16705, 17990, 19131, 20046, 23387, 23686, 26985, 27330, 31885, 33410, 35529, 38262, 46774, 50115, 53970, 59215, 63770, 70161, 71058, 82901, 95655, 100230, 116935, 118430, 140322, 165802, 177645, 191310, 233870, 234127, 248703, 350805, 355290, 414505, 468254, 497406, 701610, 702381, 829010, 1170635, 1243515, 1404762, 1638889, 2341270, 2487030, 3043651, 3277778, 3511905, 4916667, 6087302, 7023810, 8194445, 9130953, 9833334, 15218255, 16388890, 18261906, 21305557, 24583335, 30436510, 42611114, 45654765, 49166670, 63916671, 91309530, 106527785, 127833342, 213055570, 319583355, 639166710]

約数ペア:

[(1, 639166710), (2, 319583355), (3, 213055570), (5, 127833342), (6, 106527785), (7, 91309530), (10, 63916671), (13, 49166670), (14, 45654765), (15, 42611114), (21, 30436510), (26, 24583335), (30, 21305557), (35, 18261906), (39, 16388890), (42, 15218255), (65, 9833334), (70, 9130953), (78, 8194445), (91, 7023810), (105, 6087302), (130, 4916667), (182, 3511905), (195, 3277778), (210, 3043651), (257, 2487030), (273, 2341270), (390, 1638889), (455, 1404762), (514, 1243515), (546, 1170635), (771, 829010), (910, 702381), (911, 701610), (1285, 497406), (1365, 468254), (1542, 414505), (1799, 355290), (1822, 350805), (2570, 248703), (2730, 234127), (2733, 233870), (3341, 191310), (3598, 177645), (3855, 165802), (4555, 140322), (5397, 118430), (5466, 116935), (6377, 100230), (6682, 95655), (7710, 82901), (8995, 71058), (9110, 70161), (10023, 63770), (10794, 59215), (11843, 53970), (12754, 50115), (13665, 46774), (16705, 38262), (17990, 35529), (19131, 33410), (20046, 31885), (23387, 27330), (23686, 26985)]