427721008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9839}}^1$

素因数の和:9890

約数の個数: 80

約数和(自身を含む): 1024934400

約数和(自身を除く): 597213392

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2288, 2717, 3344, 3952, 5434, 9839, 10868, 19678, 21736, 39356, 43472, 78712, 108229, 127907, 157424, 186941, 216458, 255814, 373882, 432916, 511628, 747764, 865832, 1023256, 1406977, 1495528, 1731664, 2046512, 2056351, 2430233, 2813954, 2991056, 4112702, 4860466, 5627908, 8225404, 9720932, 11255816, 16450808, 19441864, 22511632, 26732563, 32901616, 38883728, 53465126, 106930252, 213860504, 427721008]

約数ペア:

[(1, 427721008), (2, 213860504), (4, 106930252), (8, 53465126), (11, 38883728), (13, 32901616), (16, 26732563), (19, 22511632), (22, 19441864), (26, 16450808), (38, 11255816), (44, 9720932), (52, 8225404), (76, 5627908), (88, 4860466), (104, 4112702), (143, 2991056), (152, 2813954), (176, 2430233), (208, 2056351), (209, 2046512), (247, 1731664), (286, 1495528), (304, 1406977), (418, 1023256), (494, 865832), (572, 747764), (836, 511628), (988, 432916), (1144, 373882), (1672, 255814), (1976, 216458), (2288, 186941), (2717, 157424), (3344, 127907), (3952, 108229), (5434, 78712), (9839, 43472), (10868, 39356), (19678, 21736)]