90991260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8287}}^1$

素因数の和:8363

約数の個数: 72

約数和(自身を含む): 280565376

約数和(自身を除く): 189574116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 8287, 10980, 16574, 24861, 33148, 41435, 49722, 74583, 82870, 99444, 124305, 149166, 165740, 248610, 298332, 372915, 497220, 505507, 745830, 1011014, 1491660, 1516521, 2022028, 2527535, 3033042, 4549563, 5055070, 6066084, 7582605, 9099126, 10110140, 15165210, 18198252, 22747815, 30330420, 45495630, 90991260]

約数ペア:

[(1, 90991260), (2, 45495630), (3, 30330420), (4, 22747815), (5, 18198252), (6, 15165210), (9, 10110140), (10, 9099126), (12, 7582605), (15, 6066084), (18, 5055070), (20, 4549563), (30, 3033042), (36, 2527535), (45, 2022028), (60, 1516521), (61, 1491660), (90, 1011014), (122, 745830), (180, 505507), (183, 497220), (244, 372915), (305, 298332), (366, 248610), (549, 165740), (610, 149166), (732, 124305), (915, 99444), (1098, 82870), (1220, 74583), (1830, 49722), (2196, 41435), (2745, 33148), (3660, 24861), (5490, 16574), (8287, 10980)]