265095540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20743}}^1$

素因数の和:20829

約数の個数: 72

約数和(自身を含む): 815488128

約数和(自身を除く): 550392588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 20743, 41486, 62229, 82972, 103715, 124458, 186687, 207430, 248916, 311145, 373374, 414860, 622290, 746748, 933435, 1244580, 1472753, 1866870, 2945506, 3733740, 4418259, 5891012, 7363765, 8836518, 13254777, 14727530, 17673036, 22091295, 26509554, 29455060, 44182590, 53019108, 66273885, 88365180, 132547770, 265095540]

約数ペア:

[(1, 265095540), (2, 132547770), (3, 88365180), (4, 66273885), (5, 53019108), (6, 44182590), (9, 29455060), (10, 26509554), (12, 22091295), (15, 17673036), (18, 14727530), (20, 13254777), (30, 8836518), (36, 7363765), (45, 5891012), (60, 4418259), (71, 3733740), (90, 2945506), (142, 1866870), (180, 1472753), (213, 1244580), (284, 933435), (355, 746748), (426, 622290), (639, 414860), (710, 373374), (852, 311145), (1065, 248916), (1278, 207430), (1420, 186687), (2130, 124458), (2556, 103715), (3195, 82972), (4260, 62229), (6390, 41486), (12780, 20743)]