64906320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270443}}^1$

素因数の和:270459

約数の個数: 40

約数和(自身を含む): 201210336

約数和(自身を除く): 136304016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270443, 540886, 811329, 1081772, 1352215, 1622658, 2163544, 2704430, 3245316, 4056645, 4327088, 5408860, 6490632, 8113290, 10817720, 12981264, 16226580, 21635440, 32453160, 64906320]

約数ペア:

[(1, 64906320), (2, 32453160), (3, 21635440), (4, 16226580), (5, 12981264), (6, 10817720), (8, 8113290), (10, 6490632), (12, 5408860), (15, 4327088), (16, 4056645), (20, 3245316), (24, 2704430), (30, 2163544), (40, 1622658), (48, 1352215), (60, 1081772), (80, 811329), (120, 540886), (240, 270443)]