209385120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 192

約数和(自身を含む): 762483456

約数和(自身を除く): 553098336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 101, 105, 112, 120, 140, 160, 168, 202, 210, 224, 240, 280, 303, 336, 404, 420, 480, 505, 560, 606, 617, 672, 707, 808, 840, 1010, 1120, 1212, 1234, 1414, 1515, 1616, 1680, 1851, 2020, 2121, 2424, 2468, 2828, 3030, 3085, 3232, 3360, 3535, 3702, 4040, 4242, 4319, 4848, 4936, 5656, 6060, 6170, 7070, 7404, 8080, 8484, 8638, 9255, 9696, 9872, 10605, 11312, 12120, 12340, 12957, 14140, 14808, 16160, 16968, 17276, 18510, 19744, 21210, 21595, 22624, 24240, 24680, 25914, 28280, 29616, 33936, 34552, 37020, 42420, 43190, 48480, 49360, 51828, 56560, 59232, 62317, 64785, 67872, 69104, 74040, 84840, 86380, 98720, 103656, 113120, 124634, 129570, 138208, 148080, 169680, 172760, 186951, 207312, 249268, 259140, 296160, 311585, 339360, 345520, 373902, 414624, 436219, 498536, 518280, 623170, 691040, 747804, 872438, 934755, 997072, 1036560, 1246340, 1308657, 1495608, 1744876, 1869510, 1994144, 2073120, 2181095, 2492680, 2617314, 2991216, 3489752, 3739020, 4362190, 4985360, 5234628, 5982432, 6543285, 6979504, 7478040, 8724380, 9970720, 10469256, 13086570, 13959008, 14956080, 17448760, 20938512, 26173140, 29912160, 34897520, 41877024, 52346280, 69795040, 104692560, 209385120]

約数ペア:

[(1, 209385120), (2, 104692560), (3, 69795040), (4, 52346280), (5, 41877024), (6, 34897520), (7, 29912160), (8, 26173140), (10, 20938512), (12, 17448760), (14, 14956080), (15, 13959008), (16, 13086570), (20, 10469256), (21, 9970720), (24, 8724380), (28, 7478040), (30, 6979504), (32, 6543285), (35, 5982432), (40, 5234628), (42, 4985360), (48, 4362190), (56, 3739020), (60, 3489752), (70, 2991216), (80, 2617314), (84, 2492680), (96, 2181095), (101, 2073120), (105, 1994144), (112, 1869510), (120, 1744876), (140, 1495608), (160, 1308657), (168, 1246340), (202, 1036560), (210, 997072), (224, 934755), (240, 872438), (280, 747804), (303, 691040), (336, 623170), (404, 518280), (420, 498536), (480, 436219), (505, 414624), (560, 373902), (606, 345520), (617, 339360), (672, 311585), (707, 296160), (808, 259140), (840, 249268), (1010, 207312), (1120, 186951), (1212, 172760), (1234, 169680), (1414, 148080), (1515, 138208), (1616, 129570), (1680, 124634), (1851, 113120), (2020, 103656), (2121, 98720), (2424, 86380), (2468, 84840), (2828, 74040), (3030, 69104), (3085, 67872), (3232, 64785), (3360, 62317), (3535, 59232), (3702, 56560), (4040, 51828), (4242, 49360), (4319, 48480), (4848, 43190), (4936, 42420), (5656, 37020), (6060, 34552), (6170, 33936), (7070, 29616), (7404, 28280), (8080, 25914), (8484, 24680), (8638, 24240), (9255, 22624), (9696, 21595), (9872, 21210), (10605, 19744), (11312, 18510), (12120, 17276), (12340, 16968), (12957, 16160), (14140, 14808)]