620451888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:555

約数の個数: 160

約数和(自身を含む): 1894164480

約数和(自身を除く): 1273712592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 101, 112, 141, 168, 188, 202, 282, 303, 329, 336, 376, 389, 404, 564, 606, 658, 707, 752, 778, 808, 987, 1128, 1167, 1212, 1316, 1414, 1556, 1616, 1974, 2121, 2256, 2334, 2424, 2632, 2723, 2828, 3112, 3948, 4242, 4668, 4747, 4848, 5264, 5446, 5656, 6224, 7896, 8169, 8484, 9336, 9494, 10892, 11312, 14241, 15792, 16338, 16968, 18283, 18672, 18988, 21784, 28482, 32676, 33229, 33936, 36566, 37976, 39289, 43568, 54849, 56964, 65352, 66458, 73132, 75952, 78578, 99687, 109698, 113928, 117867, 127981, 130704, 132916, 146264, 157156, 199374, 219396, 227856, 235734, 255962, 265832, 275023, 292528, 314312, 383943, 398748, 438792, 471468, 511924, 531664, 550046, 628624, 767886, 797496, 825069, 877584, 942936, 1023848, 1100092, 1535772, 1594992, 1650138, 1846583, 1885872, 2047696, 2200184, 3071544, 3300276, 3693166, 4400368, 5539749, 6143088, 6600552, 7386332, 11079498, 12926081, 13201104, 14772664, 22158996, 25852162, 29545328, 38778243, 44317992, 51704324, 77556486, 88635984, 103408648, 155112972, 206817296, 310225944, 620451888]

約数ペア:

[(1, 620451888), (2, 310225944), (3, 206817296), (4, 155112972), (6, 103408648), (7, 88635984), (8, 77556486), (12, 51704324), (14, 44317992), (16, 38778243), (21, 29545328), (24, 25852162), (28, 22158996), (42, 14772664), (47, 13201104), (48, 12926081), (56, 11079498), (84, 7386332), (94, 6600552), (101, 6143088), (112, 5539749), (141, 4400368), (168, 3693166), (188, 3300276), (202, 3071544), (282, 2200184), (303, 2047696), (329, 1885872), (336, 1846583), (376, 1650138), (389, 1594992), (404, 1535772), (564, 1100092), (606, 1023848), (658, 942936), (707, 877584), (752, 825069), (778, 797496), (808, 767886), (987, 628624), (1128, 550046), (1167, 531664), (1212, 511924), (1316, 471468), (1414, 438792), (1556, 398748), (1616, 383943), (1974, 314312), (2121, 292528), (2256, 275023), (2334, 265832), (2424, 255962), (2632, 235734), (2723, 227856), (2828, 219396), (3112, 199374), (3948, 157156), (4242, 146264), (4668, 132916), (4747, 130704), (4848, 127981), (5264, 117867), (5446, 113928), (5656, 109698), (6224, 99687), (7896, 78578), (8169, 75952), (8484, 73132), (9336, 66458), (9494, 65352), (10892, 56964), (11312, 54849), (14241, 43568), (15792, 39289), (16338, 37976), (16968, 36566), (18283, 33936), (18672, 33229), (18988, 32676), (21784, 28482)]