397294560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1170

約数の個数: 288

約数和(自身を含む): 1538278560

約数和(自身を除く): 1140984000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1117, 1140, 1170, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2080, 2223, 2234, 2280, 2340, 2470, 2736, 2964, 3040, 3120, 3351, 3420, 3705, 3744, 3952, 4446, 4468, 4560, 4680, 4940, 5472, 5585, 5928, 6240, 6702, 6840, 7410, 7904, 8892, 8936, 9120, 9360, 9880, 10053, 11115, 11170, 11856, 13404, 13680, 14521, 14820, 16755, 17784, 17872, 18720, 19760, 20106, 21223, 22230, 22340, 23712, 26808, 27360, 29042, 29640, 33510, 35568, 35744, 39520, 40212, 42446, 43563, 44460, 44680, 50265, 53616, 58084, 59280, 63669, 67020, 71136, 72605, 80424, 84892, 87126, 88920, 89360, 100530, 106115, 107232, 116168, 118560, 127338, 130689, 134040, 145210, 160848, 169784, 174252, 177840, 178720, 191007, 201060, 212230, 217815, 232336, 254676, 261378, 268080, 275899, 290420, 318345, 321696, 339568, 348504, 355680, 382014, 402120, 424460, 435630, 464672, 509352, 522756, 536160, 551798, 580840, 636690, 653445, 679136, 697008, 764028, 804240, 827697, 848920, 871260, 955035, 1018704, 1045512, 1103596, 1161680, 1273380, 1306890, 1379495, 1394016, 1528056, 1608480, 1655394, 1697840, 1742520, 1910070, 2037408, 2091024, 2207192, 2323360, 2483091, 2546760, 2613780, 2758990, 3056112, 3310788, 3395680, 3485040, 3820140, 4138485, 4182048, 4414384, 4966182, 5093520, 5227560, 5517980, 6112224, 6621576, 6970080, 7640280, 8276970, 8828768, 9932364, 10187040, 10455120, 11035960, 12415455, 13243152, 15280560, 16553940, 19864728, 20910240, 22071920, 24830910, 26486304, 30561120, 33107880, 39729456, 44143840, 49661820, 66215760, 79458912, 99323640, 132431520, 198647280, 397294560]

約数ペア:

[(1, 397294560), (2, 198647280), (3, 132431520), (4, 99323640), (5, 79458912), (6, 66215760), (8, 49661820), (9, 44143840), (10, 39729456), (12, 33107880), (13, 30561120), (15, 26486304), (16, 24830910), (18, 22071920), (19, 20910240), (20, 19864728), (24, 16553940), (26, 15280560), (30, 13243152), (32, 12415455), (36, 11035960), (38, 10455120), (39, 10187040), (40, 9932364), (45, 8828768), (48, 8276970), (52, 7640280), (57, 6970080), (60, 6621576), (65, 6112224), (72, 5517980), (76, 5227560), (78, 5093520), (80, 4966182), (90, 4414384), (95, 4182048), (96, 4138485), (104, 3820140), (114, 3485040), (117, 3395680), (120, 3310788), (130, 3056112), (144, 2758990), (152, 2613780), (156, 2546760), (160, 2483091), (171, 2323360), (180, 2207192), (190, 2091024), (195, 2037408), (208, 1910070), (228, 1742520), (234, 1697840), (240, 1655394), (247, 1608480), (260, 1528056), (285, 1394016), (288, 1379495), (304, 1306890), (312, 1273380), (342, 1161680), (360, 1103596), (380, 1045512), (390, 1018704), (416, 955035), (456, 871260), (468, 848920), (480, 827697), (494, 804240), (520, 764028), (570, 697008), (585, 679136), (608, 653445), (624, 636690), (684, 580840), (720, 551798), (741, 536160), (760, 522756), (780, 509352), (855, 464672), (912, 435630), (936, 424460), (988, 402120), (1040, 382014), (1117, 355680), (1140, 348504), (1170, 339568), (1235, 321696), (1248, 318345), (1368, 290420), (1440, 275899), (1482, 268080), (1520, 261378), (1560, 254676), (1710, 232336), (1824, 217815), (1872, 212230), (1976, 201060), (2080, 191007), (2223, 178720), (2234, 177840), (2280, 174252), (2340, 169784), (2470, 160848), (2736, 145210), (2964, 134040), (3040, 130689), (3120, 127338), (3351, 118560), (3420, 116168), (3705, 107232), (3744, 106115), (3952, 100530), (4446, 89360), (4468, 88920), (4560, 87126), (4680, 84892), (4940, 80424), (5472, 72605), (5585, 71136), (5928, 67020), (6240, 63669), (6702, 59280), (6840, 58084), (7410, 53616), (7904, 50265), (8892, 44680), (8936, 44460), (9120, 43563), (9360, 42446), (9880, 40212), (10053, 39520), (11115, 35744), (11170, 35568), (11856, 33510), (13404, 29640), (13680, 29042), (14521, 27360), (14820, 26808), (16755, 23712), (17784, 22340), (17872, 22230), (18720, 21223), (19760, 20106)]