261608490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20327}}^1$

素因数の和:20364

約数の個数: 96

約数和(自身を含む): 799134336

約数和(自身を除く): 537525846

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 195, 198, 234, 286, 330, 390, 429, 495, 585, 715, 858, 990, 1170, 1287, 1430, 2145, 2574, 4290, 6435, 12870, 20327, 40654, 60981, 101635, 121962, 182943, 203270, 223597, 264251, 304905, 365886, 447194, 528502, 609810, 670791, 792753, 914715, 1117985, 1321255, 1341582, 1585506, 1829430, 2012373, 2235970, 2378259, 2642510, 2906761, 3353955, 3963765, 4024746, 4756518, 5813522, 6707910, 7927530, 8720283, 10061865, 11891295, 14533805, 17440566, 20123730, 23782590, 26160849, 29067610, 43601415, 52321698, 87202830, 130804245, 261608490]

約数ペア:

[(1, 261608490), (2, 130804245), (3, 87202830), (5, 52321698), (6, 43601415), (9, 29067610), (10, 26160849), (11, 23782590), (13, 20123730), (15, 17440566), (18, 14533805), (22, 11891295), (26, 10061865), (30, 8720283), (33, 7927530), (39, 6707910), (45, 5813522), (55, 4756518), (65, 4024746), (66, 3963765), (78, 3353955), (90, 2906761), (99, 2642510), (110, 2378259), (117, 2235970), (130, 2012373), (143, 1829430), (165, 1585506), (195, 1341582), (198, 1321255), (234, 1117985), (286, 914715), (330, 792753), (390, 670791), (429, 609810), (495, 528502), (585, 447194), (715, 365886), (858, 304905), (990, 264251), (1170, 223597), (1287, 203270), (1430, 182943), (2145, 121962), (2574, 101635), (4290, 60981), (6435, 40654), (12870, 20327)]