1271512320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25471}}^1$

素因数の和:25508

約数の個数: 144

約数和(自身を含む): 4373440512

約数和(自身を除く): 3101928192

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, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 25471, 49920, 50942, 76413, 101884, 127355, 152826, 203768, 254710, 305652, 331123, 382065, 407536, 509420, 611304, 662246, 764130, 815072, 993369, 1018840, 1222608, 1324492, 1528260, 1630144, 1655615, 1986738, 2037680, 2445216, 2648984, 3056520, 3260288, 3311230, 3973476, 4075360, 4890432, 4966845, 5297968, 6113040, 6520576, 6622460, 7946952, 8150720, 9780864, 9933690, 10595936, 12226080, 13244920, 15893904, 16301440, 19561728, 19867380, 21191872, 24452160, 26489840, 31787808, 32602880, 39734760, 42383744, 48904320, 52979680, 63575616, 79469520, 84767488, 97808640, 105959360, 127151232, 158939040, 211918720, 254302464, 317878080, 423837440, 635756160, 1271512320]

約数ペア:

[(1, 1271512320), (2, 635756160), (3, 423837440), (4, 317878080), (5, 254302464), (6, 211918720), (8, 158939040), (10, 127151232), (12, 105959360), (13, 97808640), (15, 84767488), (16, 79469520), (20, 63575616), (24, 52979680), (26, 48904320), (30, 42383744), (32, 39734760), (39, 32602880), (40, 31787808), (48, 26489840), (52, 24452160), (60, 21191872), (64, 19867380), (65, 19561728), (78, 16301440), (80, 15893904), (96, 13244920), (104, 12226080), (120, 10595936), (128, 9933690), (130, 9780864), (156, 8150720), (160, 7946952), (192, 6622460), (195, 6520576), (208, 6113040), (240, 5297968), (256, 4966845), (260, 4890432), (312, 4075360), (320, 3973476), (384, 3311230), (390, 3260288), (416, 3056520), (480, 2648984), (520, 2445216), (624, 2037680), (640, 1986738), (768, 1655615), (780, 1630144), (832, 1528260), (960, 1324492), (1040, 1222608), (1248, 1018840), (1280, 993369), (1560, 815072), (1664, 764130), (1920, 662246), (2080, 611304), (2496, 509420), (3120, 407536), (3328, 382065), (3840, 331123), (4160, 305652), (4992, 254710), (6240, 203768), (8320, 152826), (9984, 127355), (12480, 101884), (16640, 76413), (24960, 50942), (25471, 49920)]