30187240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 42596120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 431, 515, 680, 824, 862, 1030, 1724, 1751, 2060, 2155, 3448, 3502, 4120, 4310, 7004, 7327, 8620, 8755, 14008, 14654, 17240, 17510, 29308, 35020, 36635, 44393, 58616, 70040, 73270, 88786, 146540, 177572, 221965, 293080, 355144, 443930, 754681, 887860, 1509362, 1775720, 3018724, 3773405, 6037448, 7546810, 15093620, 30187240]

約数ペア:

[(1, 30187240), (2, 15093620), (4, 7546810), (5, 6037448), (8, 3773405), (10, 3018724), (17, 1775720), (20, 1509362), (34, 887860), (40, 754681), (68, 443930), (85, 355144), (103, 293080), (136, 221965), (170, 177572), (206, 146540), (340, 88786), (412, 73270), (431, 70040), (515, 58616), (680, 44393), (824, 36635), (862, 35020), (1030, 29308), (1724, 17510), (1751, 17240), (2060, 14654), (2155, 14008), (3448, 8755), (3502, 8620), (4120, 7327), (4310, 7004)]