66305280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 218985984

約数和(自身を除く): 152680704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 557, 620, 640, 744, 768, 930, 960, 992, 1114, 1240, 1280, 1488, 1671, 1860, 1920, 1984, 2228, 2480, 2785, 2976, 3342, 3720, 3840, 3968, 4456, 4960, 5570, 5952, 6684, 7440, 7936, 8355, 8912, 9920, 11140, 11904, 13368, 14880, 16710, 17267, 17824, 19840, 22280, 23808, 26736, 29760, 33420, 34534, 35648, 39680, 44560, 51801, 53472, 59520, 66840, 69068, 71296, 86335, 89120, 103602, 106944, 119040, 133680, 138136, 142592, 172670, 178240, 207204, 213888, 259005, 267360, 276272, 345340, 356480, 414408, 427776, 518010, 534720, 552544, 690680, 712960, 828816, 1036020, 1069440, 1105088, 1381360, 1657632, 2072040, 2138880, 2210176, 2762720, 3315264, 4144080, 4420352, 5525440, 6630528, 8288160, 11050880, 13261056, 16576320, 22101760, 33152640, 66305280]

約数ペア:

[(1, 66305280), (2, 33152640), (3, 22101760), (4, 16576320), (5, 13261056), (6, 11050880), (8, 8288160), (10, 6630528), (12, 5525440), (15, 4420352), (16, 4144080), (20, 3315264), (24, 2762720), (30, 2210176), (31, 2138880), (32, 2072040), (40, 1657632), (48, 1381360), (60, 1105088), (62, 1069440), (64, 1036020), (80, 828816), (93, 712960), (96, 690680), (120, 552544), (124, 534720), (128, 518010), (155, 427776), (160, 414408), (186, 356480), (192, 345340), (240, 276272), (248, 267360), (256, 259005), (310, 213888), (320, 207204), (372, 178240), (384, 172670), (465, 142592), (480, 138136), (496, 133680), (557, 119040), (620, 106944), (640, 103602), (744, 89120), (768, 86335), (930, 71296), (960, 69068), (992, 66840), (1114, 59520), (1240, 53472), (1280, 51801), (1488, 44560), (1671, 39680), (1860, 35648), (1920, 34534), (1984, 33420), (2228, 29760), (2480, 26736), (2785, 23808), (2976, 22280), (3342, 19840), (3720, 17824), (3840, 17267), (3968, 16710), (4456, 14880), (4960, 13368), (5570, 11904), (5952, 11140), (6684, 9920), (7440, 8912), (7936, 8355)]