331359720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64217}}^1$

素因数の和:64274

約数の個数: 64

約数和(自身を含む): 1017213120

約数和(自身を除く): 685853400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 64217, 128434, 192651, 256868, 321085, 385302, 513736, 642170, 770604, 963255, 1284340, 1541208, 1926510, 2568680, 2761331, 3853020, 5522662, 7706040, 8283993, 11045324, 13806655, 16567986, 22090648, 27613310, 33135972, 41419965, 55226620, 66271944, 82839930, 110453240, 165679860, 331359720]

約数ペア:

[(1, 331359720), (2, 165679860), (3, 110453240), (4, 82839930), (5, 66271944), (6, 55226620), (8, 41419965), (10, 33135972), (12, 27613310), (15, 22090648), (20, 16567986), (24, 13806655), (30, 11045324), (40, 8283993), (43, 7706040), (60, 5522662), (86, 3853020), (120, 2761331), (129, 2568680), (172, 1926510), (215, 1541208), (258, 1284340), (344, 963255), (430, 770604), (516, 642170), (645, 513736), (860, 385302), (1032, 321085), (1290, 256868), (1720, 192651), (2580, 128434), (5160, 64217)]