31415280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10069}}^1$

素因数の和:10098

約数の個数: 80

約数和(自身を含む): 104889120

約数和(自身を除く): 73473840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 10069, 20138, 30207, 40276, 50345, 60414, 80552, 100690, 120828, 130897, 151035, 161104, 201380, 241656, 261794, 302070, 392691, 402760, 483312, 523588, 604140, 654485, 785382, 805520, 1047176, 1208280, 1308970, 1570764, 1963455, 2094352, 2416560, 2617940, 3141528, 3926910, 5235880, 6283056, 7853820, 10471760, 15707640, 31415280]

約数ペア:

[(1, 31415280), (2, 15707640), (3, 10471760), (4, 7853820), (5, 6283056), (6, 5235880), (8, 3926910), (10, 3141528), (12, 2617940), (13, 2416560), (15, 2094352), (16, 1963455), (20, 1570764), (24, 1308970), (26, 1208280), (30, 1047176), (39, 805520), (40, 785382), (48, 654485), (52, 604140), (60, 523588), (65, 483312), (78, 402760), (80, 392691), (104, 302070), (120, 261794), (130, 241656), (156, 201380), (195, 161104), (208, 151035), (240, 130897), (260, 120828), (312, 100690), (390, 80552), (520, 60414), (624, 50345), (780, 40276), (1040, 30207), (1560, 20138), (3120, 10069)]