209919720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7639}}^1$

素因数の和:7882

約数の個数: 64

約数和(自身を含む): 632592000

約数和(自身を除く): 422672280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 687, 916, 1145, 1374, 1832, 2290, 2748, 3435, 4580, 5496, 6870, 7639, 9160, 13740, 15278, 22917, 27480, 30556, 38195, 45834, 61112, 76390, 91668, 114585, 152780, 183336, 229170, 305560, 458340, 916680, 1749331, 3498662, 5247993, 6997324, 8746655, 10495986, 13994648, 17493310, 20991972, 26239965, 34986620, 41983944, 52479930, 69973240, 104959860, 209919720]

約数ペア:

[(1, 209919720), (2, 104959860), (3, 69973240), (4, 52479930), (5, 41983944), (6, 34986620), (8, 26239965), (10, 20991972), (12, 17493310), (15, 13994648), (20, 10495986), (24, 8746655), (30, 6997324), (40, 5247993), (60, 3498662), (120, 1749331), (229, 916680), (458, 458340), (687, 305560), (916, 229170), (1145, 183336), (1374, 152780), (1832, 114585), (2290, 91668), (2748, 76390), (3435, 61112), (4580, 45834), (5496, 38195), (6870, 30556), (7639, 27480), (9160, 22917), (13740, 15278)]