90395280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:805

約数の個数: 120

約数和(自身を含む): 305480448

約数和(自身を除く): 215085168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 223, 240, 360, 446, 563, 669, 720, 892, 1115, 1126, 1338, 1689, 1784, 2007, 2230, 2252, 2676, 2815, 3345, 3378, 3568, 4014, 4460, 4504, 5067, 5352, 5630, 6690, 6756, 8028, 8445, 8920, 9008, 10035, 10134, 10704, 11260, 13380, 13512, 16056, 16890, 17840, 20070, 20268, 22520, 25335, 26760, 27024, 32112, 33780, 40140, 40536, 45040, 50670, 53520, 67560, 80280, 81072, 101340, 125549, 135120, 160560, 202680, 251098, 376647, 405360, 502196, 627745, 753294, 1004392, 1129941, 1255490, 1506588, 1883235, 2008784, 2259882, 2510980, 3013176, 3766470, 4519764, 5021960, 5649705, 6026352, 7532940, 9039528, 10043920, 11299410, 15065880, 18079056, 22598820, 30131760, 45197640, 90395280]

約数ペア:

[(1, 90395280), (2, 45197640), (3, 30131760), (4, 22598820), (5, 18079056), (6, 15065880), (8, 11299410), (9, 10043920), (10, 9039528), (12, 7532940), (15, 6026352), (16, 5649705), (18, 5021960), (20, 4519764), (24, 3766470), (30, 3013176), (36, 2510980), (40, 2259882), (45, 2008784), (48, 1883235), (60, 1506588), (72, 1255490), (80, 1129941), (90, 1004392), (120, 753294), (144, 627745), (180, 502196), (223, 405360), (240, 376647), (360, 251098), (446, 202680), (563, 160560), (669, 135120), (720, 125549), (892, 101340), (1115, 81072), (1126, 80280), (1338, 67560), (1689, 53520), (1784, 50670), (2007, 45040), (2230, 40536), (2252, 40140), (2676, 33780), (2815, 32112), (3345, 27024), (3378, 26760), (3568, 25335), (4014, 22520), (4460, 20268), (4504, 20070), (5067, 17840), (5352, 16890), (5630, 16056), (6690, 13512), (6756, 13380), (8028, 11260), (8445, 10704), (8920, 10134), (9008, 10035)]