256919664

素因数分解:

$2^4\times 3^1\times {\mathrm{619}}^1\times {\mathrm{8647}}^1$

素因数の和:9277

約数の個数: 40

約数和(自身を含む): 664858240

約数和(自身を除く): 407938576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 619, 1238, 1857, 2476, 3714, 4952, 7428, 8647, 9904, 14856, 17294, 25941, 29712, 34588, 51882, 69176, 103764, 138352, 207528, 415056, 5352493, 10704986, 16057479, 21409972, 32114958, 42819944, 64229916, 85639888, 128459832, 256919664]

約数ペア:

[(1, 256919664), (2, 128459832), (3, 85639888), (4, 64229916), (6, 42819944), (8, 32114958), (12, 21409972), (16, 16057479), (24, 10704986), (48, 5352493), (619, 415056), (1238, 207528), (1857, 138352), (2476, 103764), (3714, 69176), (4952, 51882), (7428, 34588), (8647, 29712), (9904, 25941), (14856, 17294)]