56256640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 150258240

約数和(自身を除く): 94001600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 131, 160, 176, 220, 244, 262, 305, 320, 352, 440, 488, 524, 610, 640, 655, 671, 704, 880, 976, 1048, 1220, 1310, 1342, 1408, 1441, 1760, 1952, 2096, 2440, 2620, 2684, 2882, 3355, 3520, 3904, 4192, 4880, 5240, 5368, 5764, 6710, 7040, 7205, 7808, 7991, 8384, 9760, 10480, 10736, 11528, 13420, 14410, 15982, 16768, 19520, 20960, 21472, 23056, 26840, 28820, 31964, 39040, 39955, 41920, 42944, 46112, 53680, 57640, 63928, 79910, 83840, 85888, 87901, 92224, 107360, 115280, 127856, 159820, 175802, 184448, 214720, 230560, 255712, 319640, 351604, 429440, 439505, 461120, 511424, 639280, 703208, 879010, 922240, 1022848, 1278560, 1406416, 1758020, 2557120, 2812832, 3516040, 5114240, 5625664, 7032080, 11251328, 14064160, 28128320, 56256640]

約数ペア:

[(1, 56256640), (2, 28128320), (4, 14064160), (5, 11251328), (8, 7032080), (10, 5625664), (11, 5114240), (16, 3516040), (20, 2812832), (22, 2557120), (32, 1758020), (40, 1406416), (44, 1278560), (55, 1022848), (61, 922240), (64, 879010), (80, 703208), (88, 639280), (110, 511424), (122, 461120), (128, 439505), (131, 429440), (160, 351604), (176, 319640), (220, 255712), (244, 230560), (262, 214720), (305, 184448), (320, 175802), (352, 159820), (440, 127856), (488, 115280), (524, 107360), (610, 92224), (640, 87901), (655, 85888), (671, 83840), (704, 79910), (880, 63928), (976, 57640), (1048, 53680), (1220, 46112), (1310, 42944), (1342, 41920), (1408, 39955), (1441, 39040), (1760, 31964), (1952, 28820), (2096, 26840), (2440, 23056), (2620, 21472), (2684, 20960), (2882, 19520), (3355, 16768), (3520, 15982), (3904, 14410), (4192, 13420), (4880, 11528), (5240, 10736), (5368, 10480), (5764, 9760), (6710, 8384), (7040, 7991), (7205, 7808)]