405272280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 256

約数和(自身を含む): 1488384000

約数和(自身を除く): 1083111720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 67, 70, 76, 84, 95, 105, 114, 120, 133, 134, 140, 152, 168, 190, 201, 210, 228, 266, 268, 280, 285, 335, 379, 380, 399, 402, 420, 456, 469, 532, 536, 570, 665, 670, 758, 760, 798, 804, 840, 938, 1005, 1064, 1137, 1140, 1273, 1330, 1340, 1407, 1516, 1596, 1608, 1876, 1895, 1995, 2010, 2274, 2280, 2345, 2546, 2653, 2660, 2680, 2814, 3032, 3192, 3752, 3790, 3819, 3990, 4020, 4548, 4690, 5092, 5306, 5320, 5628, 5685, 6365, 7035, 7201, 7580, 7638, 7959, 7980, 8040, 8911, 9096, 9380, 10184, 10612, 11256, 11370, 12730, 13265, 14070, 14402, 15160, 15276, 15918, 15960, 17822, 18760, 19095, 21224, 21603, 22740, 25393, 25460, 26530, 26733, 28140, 28804, 30552, 31836, 35644, 36005, 38190, 39795, 43206, 44555, 45480, 50407, 50786, 50920, 53060, 53466, 56280, 57608, 63672, 71288, 72010, 76179, 76380, 79590, 86412, 89110, 100814, 101572, 106120, 106932, 108015, 126965, 133665, 144020, 151221, 152358, 152760, 159180, 172824, 177751, 178220, 201628, 203144, 213864, 216030, 252035, 253930, 267330, 288040, 302442, 304716, 318360, 355502, 356440, 380895, 403256, 432060, 482467, 504070, 507860, 533253, 534660, 604884, 609432, 711004, 756105, 761790, 864120, 888755, 964934, 1008140, 1015720, 1066506, 1069320, 1209768, 1422008, 1447401, 1512210, 1523580, 1777510, 1929868, 2016280, 2133012, 2412335, 2666265, 2894802, 3024420, 3047160, 3377269, 3555020, 3859736, 4266024, 4824670, 5332530, 5789604, 6048840, 6754538, 7110040, 7237005, 9649340, 10131807, 10665060, 11579208, 13509076, 14474010, 16886345, 19298680, 20263614, 21330120, 27018152, 28948020, 33772690, 40527228, 50659035, 57896040, 67545380, 81054456, 101318070, 135090760, 202636140, 405272280]

約数ペア:

[(1, 405272280), (2, 202636140), (3, 135090760), (4, 101318070), (5, 81054456), (6, 67545380), (7, 57896040), (8, 50659035), (10, 40527228), (12, 33772690), (14, 28948020), (15, 27018152), (19, 21330120), (20, 20263614), (21, 19298680), (24, 16886345), (28, 14474010), (30, 13509076), (35, 11579208), (38, 10665060), (40, 10131807), (42, 9649340), (56, 7237005), (57, 7110040), (60, 6754538), (67, 6048840), (70, 5789604), (76, 5332530), (84, 4824670), (95, 4266024), (105, 3859736), (114, 3555020), (120, 3377269), (133, 3047160), (134, 3024420), (140, 2894802), (152, 2666265), (168, 2412335), (190, 2133012), (201, 2016280), (210, 1929868), (228, 1777510), (266, 1523580), (268, 1512210), (280, 1447401), (285, 1422008), (335, 1209768), (379, 1069320), (380, 1066506), (399, 1015720), (402, 1008140), (420, 964934), (456, 888755), (469, 864120), (532, 761790), (536, 756105), (570, 711004), (665, 609432), (670, 604884), (758, 534660), (760, 533253), (798, 507860), (804, 504070), (840, 482467), (938, 432060), (1005, 403256), (1064, 380895), (1137, 356440), (1140, 355502), (1273, 318360), (1330, 304716), (1340, 302442), (1407, 288040), (1516, 267330), (1596, 253930), (1608, 252035), (1876, 216030), (1895, 213864), (1995, 203144), (2010, 201628), (2274, 178220), (2280, 177751), (2345, 172824), (2546, 159180), (2653, 152760), (2660, 152358), (2680, 151221), (2814, 144020), (3032, 133665), (3192, 126965), (3752, 108015), (3790, 106932), (3819, 106120), (3990, 101572), (4020, 100814), (4548, 89110), (4690, 86412), (5092, 79590), (5306, 76380), (5320, 76179), (5628, 72010), (5685, 71288), (6365, 63672), (7035, 57608), (7201, 56280), (7580, 53466), (7638, 53060), (7959, 50920), (7980, 50786), (8040, 50407), (8911, 45480), (9096, 44555), (9380, 43206), (10184, 39795), (10612, 38190), (11256, 36005), (11370, 35644), (12730, 31836), (13265, 30552), (14070, 28804), (14402, 28140), (15160, 26733), (15276, 26530), (15918, 25460), (15960, 25393), (17822, 22740), (18760, 21603), (19095, 21224)]