290628008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 615384000

約数和(自身を除く): 324755992

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 109, 164, 218, 328, 436, 451, 739, 872, 902, 1199, 1478, 1804, 2398, 2956, 3608, 4469, 4796, 5912, 8129, 8938, 9592, 16258, 17876, 30299, 32516, 35752, 49159, 60598, 65032, 80551, 98318, 121196, 161102, 196636, 242392, 322204, 333289, 393272, 644408, 666578, 886061, 1333156, 1772122, 2666312, 3302591, 3544244, 6605182, 7088488, 13210364, 26420728, 36328501, 72657002, 145314004, 290628008]

約数ペア:

[(1, 290628008), (2, 145314004), (4, 72657002), (8, 36328501), (11, 26420728), (22, 13210364), (41, 7088488), (44, 6605182), (82, 3544244), (88, 3302591), (109, 2666312), (164, 1772122), (218, 1333156), (328, 886061), (436, 666578), (451, 644408), (739, 393272), (872, 333289), (902, 322204), (1199, 242392), (1478, 196636), (1804, 161102), (2398, 121196), (2956, 98318), (3608, 80551), (4469, 65032), (4796, 60598), (5912, 49159), (8129, 35752), (8938, 32516), (9592, 30299), (16258, 17876)]