161010408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 461865600

約数和(自身を除く): 300855192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 157, 173, 228, 247, 312, 314, 346, 456, 471, 494, 519, 628, 692, 741, 942, 988, 1038, 1256, 1384, 1482, 1884, 1976, 2041, 2076, 2249, 2964, 2983, 3287, 3768, 4082, 4152, 4498, 5928, 5966, 6123, 6574, 6747, 8164, 8949, 8996, 9861, 11932, 12246, 13148, 13494, 16328, 17898, 17992, 19722, 23864, 24492, 26296, 26988, 27161, 35796, 38779, 39444, 42731, 48984, 53976, 54322, 71592, 77558, 78888, 81483, 85462, 108644, 116337, 128193, 155116, 162966, 170924, 217288, 232674, 256386, 310232, 325932, 341848, 353093, 465348, 512772, 516059, 651864, 706186, 930696, 1025544, 1032118, 1059279, 1412372, 1548177, 2064236, 2118558, 2824744, 3096354, 4128472, 4237116, 6192708, 6708767, 8474232, 12385416, 13417534, 20126301, 26835068, 40252602, 53670136, 80505204, 161010408]

約数ペア:

[(1, 161010408), (2, 80505204), (3, 53670136), (4, 40252602), (6, 26835068), (8, 20126301), (12, 13417534), (13, 12385416), (19, 8474232), (24, 6708767), (26, 6192708), (38, 4237116), (39, 4128472), (52, 3096354), (57, 2824744), (76, 2118558), (78, 2064236), (104, 1548177), (114, 1412372), (152, 1059279), (156, 1032118), (157, 1025544), (173, 930696), (228, 706186), (247, 651864), (312, 516059), (314, 512772), (346, 465348), (456, 353093), (471, 341848), (494, 325932), (519, 310232), (628, 256386), (692, 232674), (741, 217288), (942, 170924), (988, 162966), (1038, 155116), (1256, 128193), (1384, 116337), (1482, 108644), (1884, 85462), (1976, 81483), (2041, 78888), (2076, 77558), (2249, 71592), (2964, 54322), (2983, 53976), (3287, 48984), (3768, 42731), (4082, 39444), (4152, 38779), (4498, 35796), (5928, 27161), (5966, 26988), (6123, 26296), (6574, 24492), (6747, 23864), (8164, 19722), (8949, 17992), (8996, 17898), (9861, 16328), (11932, 13494), (12246, 13148)]