399496320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:468

約数の個数: 256

約数和(自身を含む): 1441872000

約数和(自身を除く): 1042375680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 90, 96, 108, 120, 122, 128, 135, 144, 160, 180, 183, 192, 216, 240, 244, 270, 288, 305, 320, 360, 366, 379, 384, 432, 480, 488, 540, 549, 576, 610, 640, 720, 732, 758, 864, 915, 960, 976, 1080, 1098, 1137, 1152, 1220, 1440, 1464, 1516, 1647, 1728, 1830, 1895, 1920, 1952, 2160, 2196, 2274, 2440, 2745, 2880, 2928, 3032, 3294, 3411, 3456, 3660, 3790, 3904, 4320, 4392, 4548, 4880, 5490, 5685, 5760, 5856, 6064, 6588, 6822, 7320, 7580, 7808, 8235, 8640, 8784, 9096, 9760, 10233, 10980, 11370, 11712, 12128, 13176, 13644, 14640, 15160, 16470, 17055, 17280, 17568, 18192, 19520, 20466, 21960, 22740, 23119, 23424, 24256, 26352, 27288, 29280, 30320, 32940, 34110, 35136, 36384, 39040, 40932, 43920, 45480, 46238, 48512, 51165, 52704, 54576, 58560, 60640, 65880, 68220, 69357, 70272, 72768, 81864, 87840, 90960, 92476, 102330, 105408, 109152, 115595, 117120, 121280, 131760, 136440, 138714, 145536, 163728, 175680, 181920, 184952, 204660, 208071, 210816, 218304, 231190, 242560, 263520, 272880, 277428, 327456, 346785, 351360, 363840, 369904, 409320, 416142, 436608, 462380, 527040, 545760, 554856, 624213, 654912, 693570, 727680, 739808, 818640, 832284, 924760, 1040355, 1054080, 1091520, 1109712, 1248426, 1309824, 1387140, 1479616, 1637280, 1664568, 1849520, 2080710, 2183040, 2219424, 2496852, 2774280, 2959232, 3121065, 3274560, 3329136, 3699040, 4161420, 4438848, 4993704, 5548560, 6242130, 6549120, 6658272, 7398080, 8322840, 8877696, 9987408, 11097120, 12484260, 13316544, 14796160, 16645680, 19974816, 22194240, 24968520, 26633088, 33291360, 39949632, 44388480, 49937040, 66582720, 79899264, 99874080, 133165440, 199748160, 399496320]

約数ペア:

[(1, 399496320), (2, 199748160), (3, 133165440), (4, 99874080), (5, 79899264), (6, 66582720), (8, 49937040), (9, 44388480), (10, 39949632), (12, 33291360), (15, 26633088), (16, 24968520), (18, 22194240), (20, 19974816), (24, 16645680), (27, 14796160), (30, 13316544), (32, 12484260), (36, 11097120), (40, 9987408), (45, 8877696), (48, 8322840), (54, 7398080), (60, 6658272), (61, 6549120), (64, 6242130), (72, 5548560), (80, 4993704), (90, 4438848), (96, 4161420), (108, 3699040), (120, 3329136), (122, 3274560), (128, 3121065), (135, 2959232), (144, 2774280), (160, 2496852), (180, 2219424), (183, 2183040), (192, 2080710), (216, 1849520), (240, 1664568), (244, 1637280), (270, 1479616), (288, 1387140), (305, 1309824), (320, 1248426), (360, 1109712), (366, 1091520), (379, 1054080), (384, 1040355), (432, 924760), (480, 832284), (488, 818640), (540, 739808), (549, 727680), (576, 693570), (610, 654912), (640, 624213), (720, 554856), (732, 545760), (758, 527040), (864, 462380), (915, 436608), (960, 416142), (976, 409320), (1080, 369904), (1098, 363840), (1137, 351360), (1152, 346785), (1220, 327456), (1440, 277428), (1464, 272880), (1516, 263520), (1647, 242560), (1728, 231190), (1830, 218304), (1895, 210816), (1920, 208071), (1952, 204660), (2160, 184952), (2196, 181920), (2274, 175680), (2440, 163728), (2745, 145536), (2880, 138714), (2928, 136440), (3032, 131760), (3294, 121280), (3411, 117120), (3456, 115595), (3660, 109152), (3790, 105408), (3904, 102330), (4320, 92476), (4392, 90960), (4548, 87840), (4880, 81864), (5490, 72768), (5685, 70272), (5760, 69357), (5856, 68220), (6064, 65880), (6588, 60640), (6822, 58560), (7320, 54576), (7580, 52704), (7808, 51165), (8235, 48512), (8640, 46238), (8784, 45480), (9096, 43920), (9760, 40932), (10233, 39040), (10980, 36384), (11370, 35136), (11712, 34110), (12128, 32940), (13176, 30320), (13644, 29280), (14640, 27288), (15160, 26352), (16470, 24256), (17055, 23424), (17280, 23119), (17568, 22740), (18192, 21960), (19520, 20466)]