89905920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1801}}^1$

素因数の和:1838

約数の個数: 144

約数和(自身を含む): 309396192

約数和(自身を除く): 219490272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1801, 1920, 2080, 2496, 3120, 3328, 3602, 3840, 4160, 4992, 5403, 6240, 7204, 8320, 9005, 9984, 10806, 12480, 14408, 16640, 18010, 21612, 23413, 24960, 27015, 28816, 36020, 43224, 46826, 49920, 54030, 57632, 70239, 72040, 86448, 93652, 108060, 115264, 117065, 140478, 144080, 172896, 187304, 216120, 230528, 234130, 280956, 288160, 345792, 351195, 374608, 432240, 461056, 468260, 561912, 576320, 691584, 702390, 749216, 864480, 936520, 1123824, 1152640, 1383168, 1404780, 1498432, 1728960, 1873040, 2247648, 2305280, 2809560, 2996864, 3457920, 3746080, 4495296, 5619120, 5993728, 6915840, 7492160, 8990592, 11238240, 14984320, 17981184, 22476480, 29968640, 44952960, 89905920]

約数ペア:

[(1, 89905920), (2, 44952960), (3, 29968640), (4, 22476480), (5, 17981184), (6, 14984320), (8, 11238240), (10, 8990592), (12, 7492160), (13, 6915840), (15, 5993728), (16, 5619120), (20, 4495296), (24, 3746080), (26, 3457920), (30, 2996864), (32, 2809560), (39, 2305280), (40, 2247648), (48, 1873040), (52, 1728960), (60, 1498432), (64, 1404780), (65, 1383168), (78, 1152640), (80, 1123824), (96, 936520), (104, 864480), (120, 749216), (128, 702390), (130, 691584), (156, 576320), (160, 561912), (192, 468260), (195, 461056), (208, 432240), (240, 374608), (256, 351195), (260, 345792), (312, 288160), (320, 280956), (384, 234130), (390, 230528), (416, 216120), (480, 187304), (520, 172896), (624, 144080), (640, 140478), (768, 117065), (780, 115264), (832, 108060), (960, 93652), (1040, 86448), (1248, 72040), (1280, 70239), (1560, 57632), (1664, 54030), (1801, 49920), (1920, 46826), (2080, 43224), (2496, 36020), (3120, 28816), (3328, 27015), (3602, 24960), (3840, 23413), (4160, 21612), (4992, 18010), (5403, 16640), (6240, 14408), (7204, 12480), (8320, 10806), (9005, 9984)]