28188090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:564

約数の個数: 96

約数和(自身を含む): 84779136

約数和(自身を除く): 56591046

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 101, 105, 126, 202, 210, 303, 315, 443, 505, 606, 630, 707, 886, 909, 1010, 1329, 1414, 1515, 1818, 2121, 2215, 2658, 3030, 3101, 3535, 3987, 4242, 4430, 4545, 6202, 6363, 6645, 7070, 7974, 9090, 9303, 10605, 12726, 13290, 15505, 18606, 19935, 21210, 27909, 31010, 31815, 39870, 44743, 46515, 55818, 63630, 89486, 93030, 134229, 139545, 223715, 268458, 279090, 313201, 402687, 447430, 626402, 671145, 805374, 939603, 1342290, 1566005, 1879206, 2013435, 2818809, 3132010, 4026870, 4698015, 5637618, 9396030, 14094045, 28188090]

約数ペア:

[(1, 28188090), (2, 14094045), (3, 9396030), (5, 5637618), (6, 4698015), (7, 4026870), (9, 3132010), (10, 2818809), (14, 2013435), (15, 1879206), (18, 1566005), (21, 1342290), (30, 939603), (35, 805374), (42, 671145), (45, 626402), (63, 447430), (70, 402687), (90, 313201), (101, 279090), (105, 268458), (126, 223715), (202, 139545), (210, 134229), (303, 93030), (315, 89486), (443, 63630), (505, 55818), (606, 46515), (630, 44743), (707, 39870), (886, 31815), (909, 31010), (1010, 27909), (1329, 21210), (1414, 19935), (1515, 18606), (1818, 15505), (2121, 13290), (2215, 12726), (2658, 10605), (3030, 9303), (3101, 9090), (3535, 7974), (3987, 7070), (4242, 6645), (4430, 6363), (4545, 6202)]