64120440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28123}}^1$

素因数の和:28156

約数の個数: 64

約数和(自身を含む): 202492800

約数和(自身を除く): 138372360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 28123, 56246, 84369, 112492, 140615, 168738, 224984, 281230, 337476, 421845, 534337, 562460, 674952, 843690, 1068674, 1124920, 1603011, 1687380, 2137348, 2671685, 3206022, 3374760, 4274696, 5343370, 6412044, 8015055, 10686740, 12824088, 16030110, 21373480, 32060220, 64120440]

約数ペア:

[(1, 64120440), (2, 32060220), (3, 21373480), (4, 16030110), (5, 12824088), (6, 10686740), (8, 8015055), (10, 6412044), (12, 5343370), (15, 4274696), (19, 3374760), (20, 3206022), (24, 2671685), (30, 2137348), (38, 1687380), (40, 1603011), (57, 1124920), (60, 1068674), (76, 843690), (95, 674952), (114, 562460), (120, 534337), (152, 421845), (190, 337476), (228, 281230), (285, 224984), (380, 168738), (456, 140615), (570, 112492), (760, 84369), (1140, 56246), (2280, 28123)]