72858440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 171460800

約数和(自身を除く): 98602360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 107, 116, 145, 214, 232, 290, 428, 535, 580, 587, 856, 1070, 1160, 1174, 2140, 2348, 2935, 3103, 4280, 4696, 5870, 6206, 11740, 12412, 15515, 17023, 23480, 24824, 31030, 34046, 62060, 62809, 68092, 85115, 124120, 125618, 136184, 170230, 251236, 314045, 340460, 502472, 628090, 680920, 1256180, 1821461, 2512360, 3642922, 7285844, 9107305, 14571688, 18214610, 36429220, 72858440]

約数ペア:

[(1, 72858440), (2, 36429220), (4, 18214610), (5, 14571688), (8, 9107305), (10, 7285844), (20, 3642922), (29, 2512360), (40, 1821461), (58, 1256180), (107, 680920), (116, 628090), (145, 502472), (214, 340460), (232, 314045), (290, 251236), (428, 170230), (535, 136184), (580, 125618), (587, 124120), (856, 85115), (1070, 68092), (1160, 62809), (1174, 62060), (2140, 34046), (2348, 31030), (2935, 24824), (3103, 23480), (4280, 17023), (4696, 15515), (5870, 12412), (6206, 11740)]