1490215671280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{380157059}}^1$

素因数の和:380157086

約数の個数: 60

約数和(自身を含む): 4030425150120

約数和(自身を除く): 2540209478840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 380157059, 760314118, 1520628236, 1900785295, 2661099413, 3041256472, 3801570590, 5322198826, 6082512944, 7603141180, 10644397652, 13305497065, 15206282360, 18627695891, 21288795304, 26610994130, 30412564720, 37255391782, 42577590608, 53221988260, 74510783564, 93138479455, 106443976520, 149021567128, 186276958910, 212887953040, 298043134256, 372553917820, 745107835640, 1490215671280]

約数ペア:

[(1, 1490215671280), (2, 745107835640), (4, 372553917820), (5, 298043134256), (7, 212887953040), (8, 186276958910), (10, 149021567128), (14, 106443976520), (16, 93138479455), (20, 74510783564), (28, 53221988260), (35, 42577590608), (40, 37255391782), (49, 30412564720), (56, 26610994130), (70, 21288795304), (80, 18627695891), (98, 15206282360), (112, 13305497065), (140, 10644397652), (196, 7603141180), (245, 6082512944), (280, 5322198826), (392, 3801570590), (490, 3041256472), (560, 2661099413), (784, 1900785295), (980, 1520628236), (1960, 760314118), (3920, 380157059)]