64954120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21089}}^1$

素因数の和:21118

約数の個数: 64

約数和(自身を含む): 182217600

約数和(自身を除く): 117263480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21089, 42178, 84356, 105445, 147623, 168712, 210890, 231979, 295246, 421780, 463958, 590492, 738115, 843560, 927916, 1159895, 1180984, 1476230, 1623853, 1855832, 2319790, 2952460, 3247706, 4639580, 5904920, 6495412, 8119265, 9279160, 12990824, 16238530, 32477060, 64954120]

約数ペア:

[(1, 64954120), (2, 32477060), (4, 16238530), (5, 12990824), (7, 9279160), (8, 8119265), (10, 6495412), (11, 5904920), (14, 4639580), (20, 3247706), (22, 2952460), (28, 2319790), (35, 1855832), (40, 1623853), (44, 1476230), (55, 1180984), (56, 1159895), (70, 927916), (77, 843560), (88, 738115), (110, 590492), (140, 463958), (154, 421780), (220, 295246), (280, 231979), (308, 210890), (385, 168712), (440, 147623), (616, 105445), (770, 84356), (1540, 42178), (3080, 21089)]