51628080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 185702400

約数和(自身を除く): 134074320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 389, 395, 420, 474, 553, 560, 632, 778, 790, 840, 948, 1106, 1167, 1185, 1264, 1556, 1580, 1659, 1680, 1896, 1945, 2212, 2334, 2370, 2723, 2765, 3112, 3160, 3318, 3792, 3890, 4424, 4668, 4740, 5446, 5530, 5835, 6224, 6320, 6636, 7780, 8169, 8295, 8848, 9336, 9480, 10892, 11060, 11670, 13272, 13615, 15560, 16338, 16590, 18672, 18960, 21784, 22120, 23340, 26544, 27230, 30731, 31120, 32676, 33180, 40845, 43568, 44240, 46680, 54460, 61462, 65352, 66360, 81690, 92193, 93360, 108920, 122924, 130704, 132720, 153655, 163380, 184386, 215117, 217840, 245848, 307310, 326760, 368772, 430234, 460965, 491696, 614620, 645351, 653520, 737544, 860468, 921930, 1075585, 1229240, 1290702, 1475088, 1720936, 1843860, 2151170, 2458480, 2581404, 3226755, 3441872, 3687720, 4302340, 5162808, 6453510, 7375440, 8604680, 10325616, 12907020, 17209360, 25814040, 51628080]

約数ペア:

[(1, 51628080), (2, 25814040), (3, 17209360), (4, 12907020), (5, 10325616), (6, 8604680), (7, 7375440), (8, 6453510), (10, 5162808), (12, 4302340), (14, 3687720), (15, 3441872), (16, 3226755), (20, 2581404), (21, 2458480), (24, 2151170), (28, 1843860), (30, 1720936), (35, 1475088), (40, 1290702), (42, 1229240), (48, 1075585), (56, 921930), (60, 860468), (70, 737544), (79, 653520), (80, 645351), (84, 614620), (105, 491696), (112, 460965), (120, 430234), (140, 368772), (158, 326760), (168, 307310), (210, 245848), (237, 217840), (240, 215117), (280, 184386), (316, 163380), (336, 153655), (389, 132720), (395, 130704), (420, 122924), (474, 108920), (553, 93360), (560, 92193), (632, 81690), (778, 66360), (790, 65352), (840, 61462), (948, 54460), (1106, 46680), (1167, 44240), (1185, 43568), (1264, 40845), (1556, 33180), (1580, 32676), (1659, 31120), (1680, 30731), (1896, 27230), (1945, 26544), (2212, 23340), (2334, 22120), (2370, 21784), (2723, 18960), (2765, 18672), (3112, 16590), (3160, 16338), (3318, 15560), (3792, 13615), (3890, 13272), (4424, 11670), (4668, 11060), (4740, 10892), (5446, 9480), (5530, 9336), (5835, 8848), (6224, 8295), (6320, 8169), (6636, 7780)]