261362790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7703}}^1$

素因数の和:7758

約数の個数: 96

約数和(自身を含む): 757149120

約数和(自身を除く): 495786330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 2262, 2610, 3393, 3770, 5655, 6786, 7703, 11310, 15406, 16965, 23109, 33930, 38515, 46218, 69327, 77030, 100139, 115545, 138654, 200278, 223387, 231090, 300417, 346635, 446774, 500695, 600834, 670161, 693270, 901251, 1001390, 1116935, 1340322, 1502085, 1802502, 2010483, 2233870, 2904031, 3004170, 3350805, 4020966, 4506255, 5808062, 6701610, 8712093, 9012510, 10052415, 14520155, 17424186, 20104830, 26136279, 29040310, 43560465, 52272558, 87120930, 130681395, 261362790]

約数ペア:

[(1, 261362790), (2, 130681395), (3, 87120930), (5, 52272558), (6, 43560465), (9, 29040310), (10, 26136279), (13, 20104830), (15, 17424186), (18, 14520155), (26, 10052415), (29, 9012510), (30, 8712093), (39, 6701610), (45, 5808062), (58, 4506255), (65, 4020966), (78, 3350805), (87, 3004170), (90, 2904031), (117, 2233870), (130, 2010483), (145, 1802502), (174, 1502085), (195, 1340322), (234, 1116935), (261, 1001390), (290, 901251), (377, 693270), (390, 670161), (435, 600834), (522, 500695), (585, 446774), (754, 346635), (870, 300417), (1131, 231090), (1170, 223387), (1305, 200278), (1885, 138654), (2262, 115545), (2610, 100139), (3393, 77030), (3770, 69327), (5655, 46218), (6786, 38515), (7703, 33930), (11310, 23109), (15406, 16965)]