90180320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 222899040

約数和(自身を除く): 132718720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 59, 80, 82, 118, 160, 164, 205, 233, 236, 295, 328, 410, 466, 472, 590, 656, 820, 932, 944, 1165, 1180, 1312, 1640, 1864, 1888, 2330, 2360, 2419, 3280, 3728, 4660, 4720, 4838, 6560, 7456, 9320, 9440, 9553, 9676, 12095, 13747, 18640, 19106, 19352, 24190, 27494, 37280, 38212, 38704, 47765, 48380, 54988, 68735, 76424, 77408, 95530, 96760, 109976, 137470, 152848, 191060, 193520, 219952, 274940, 305696, 382120, 387040, 439904, 549880, 563627, 764240, 1099760, 1127254, 1528480, 2199520, 2254508, 2818135, 4509016, 5636270, 9018032, 11272540, 18036064, 22545080, 45090160, 90180320]

約数ペア:

[(1, 90180320), (2, 45090160), (4, 22545080), (5, 18036064), (8, 11272540), (10, 9018032), (16, 5636270), (20, 4509016), (32, 2818135), (40, 2254508), (41, 2199520), (59, 1528480), (80, 1127254), (82, 1099760), (118, 764240), (160, 563627), (164, 549880), (205, 439904), (233, 387040), (236, 382120), (295, 305696), (328, 274940), (410, 219952), (466, 193520), (472, 191060), (590, 152848), (656, 137470), (820, 109976), (932, 96760), (944, 95530), (1165, 77408), (1180, 76424), (1312, 68735), (1640, 54988), (1864, 48380), (1888, 47765), (2330, 38704), (2360, 38212), (2419, 37280), (3280, 27494), (3728, 24190), (4660, 19352), (4720, 19106), (4838, 18640), (6560, 13747), (7456, 12095), (9320, 9676), (9440, 9553)]