72872904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 207385920

約数和(自身を除く): 134513016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 361, 456, 494, 647, 722, 741, 988, 1083, 1294, 1444, 1482, 1941, 1976, 2166, 2588, 2888, 2964, 3882, 4332, 4693, 5176, 5928, 7764, 8411, 8664, 9386, 12293, 14079, 15528, 16822, 18772, 24586, 25233, 28158, 33644, 36879, 37544, 49172, 50466, 56316, 67288, 73758, 98344, 100932, 112632, 147516, 159809, 201864, 233567, 295032, 319618, 467134, 479427, 639236, 700701, 934268, 958854, 1278472, 1401402, 1868536, 1917708, 2802804, 3036371, 3835416, 5605608, 6072742, 9109113, 12145484, 18218226, 24290968, 36436452, 72872904]

約数ペア:

[(1, 72872904), (2, 36436452), (3, 24290968), (4, 18218226), (6, 12145484), (8, 9109113), (12, 6072742), (13, 5605608), (19, 3835416), (24, 3036371), (26, 2802804), (38, 1917708), (39, 1868536), (52, 1401402), (57, 1278472), (76, 958854), (78, 934268), (104, 700701), (114, 639236), (152, 479427), (156, 467134), (228, 319618), (247, 295032), (312, 233567), (361, 201864), (456, 159809), (494, 147516), (647, 112632), (722, 100932), (741, 98344), (988, 73758), (1083, 67288), (1294, 56316), (1444, 50466), (1482, 49172), (1941, 37544), (1976, 36879), (2166, 33644), (2588, 28158), (2888, 25233), (2964, 24586), (3882, 18772), (4332, 16822), (4693, 15528), (5176, 14079), (5928, 12293), (7764, 9386), (8411, 8664)]