289232440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54367}}^1$

素因数の和:54404

約数の個数: 64

約数和(自身を含む): 782899200

約数和(自身を除く): 493666760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 54367, 108734, 217468, 271835, 380569, 434936, 543670, 761138, 1032973, 1087340, 1522276, 1902845, 2065946, 2174680, 3044552, 3805690, 4131892, 5164865, 7230811, 7611380, 8263784, 10329730, 14461622, 15222760, 20659460, 28923244, 36154055, 41318920, 57846488, 72308110, 144616220, 289232440]

約数ペア:

[(1, 289232440), (2, 144616220), (4, 72308110), (5, 57846488), (7, 41318920), (8, 36154055), (10, 28923244), (14, 20659460), (19, 15222760), (20, 14461622), (28, 10329730), (35, 8263784), (38, 7611380), (40, 7230811), (56, 5164865), (70, 4131892), (76, 3805690), (95, 3044552), (133, 2174680), (140, 2065946), (152, 1902845), (190, 1522276), (266, 1087340), (280, 1032973), (380, 761138), (532, 543670), (665, 434936), (760, 380569), (1064, 271835), (1330, 217468), (2660, 108734), (5320, 54367)]