257037360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{22787}}^1$

素因数の和:22850

約数の個数: 80

約数和(自身を含む): 813805056

約数和(自身を除く): 556767696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 22787, 45574, 68361, 91148, 113935, 136722, 182296, 227870, 273444, 341805, 364592, 455740, 546888, 683610, 911480, 1070989, 1093776, 1367220, 1822960, 2141978, 2734440, 3212967, 4283956, 5354945, 5468880, 6425934, 8567912, 10709890, 12851868, 16064835, 17135824, 21419780, 25703736, 32129670, 42839560, 51407472, 64259340, 85679120, 128518680, 257037360]

約数ペア:

[(1, 257037360), (2, 128518680), (3, 85679120), (4, 64259340), (5, 51407472), (6, 42839560), (8, 32129670), (10, 25703736), (12, 21419780), (15, 17135824), (16, 16064835), (20, 12851868), (24, 10709890), (30, 8567912), (40, 6425934), (47, 5468880), (48, 5354945), (60, 4283956), (80, 3212967), (94, 2734440), (120, 2141978), (141, 1822960), (188, 1367220), (235, 1093776), (240, 1070989), (282, 911480), (376, 683610), (470, 546888), (564, 455740), (705, 364592), (752, 341805), (940, 273444), (1128, 227870), (1410, 182296), (1880, 136722), (2256, 113935), (2820, 91148), (3760, 68361), (5640, 45574), (11280, 22787)]