1661154720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{3460739}}^1$

素因数の和:3460757

約数の個数: 48

約数和(自身を含む): 5232638880

約数和(自身を除く): 3571484160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 3460739, 6921478, 10382217, 13842956, 17303695, 20764434, 27685912, 34607390, 41528868, 51911085, 55371824, 69214780, 83057736, 103822170, 110743648, 138429560, 166115472, 207644340, 276859120, 332230944, 415288680, 553718240, 830577360, 1661154720]

約数ペア:

[(1, 1661154720), (2, 830577360), (3, 553718240), (4, 415288680), (5, 332230944), (6, 276859120), (8, 207644340), (10, 166115472), (12, 138429560), (15, 110743648), (16, 103822170), (20, 83057736), (24, 69214780), (30, 55371824), (32, 51911085), (40, 41528868), (48, 34607390), (60, 27685912), (80, 20764434), (96, 17303695), (120, 13842956), (160, 10382217), (240, 6921478), (480, 3460739)]