156730453780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{554641}}^1$

素因数の和:554920

約数の個数: 48

約数和(自身を含む): 335447481600

約数和(自身を除く): 178717027820

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 199, 284, 355, 398, 710, 796, 995, 1420, 1990, 3980, 14129, 28258, 56516, 70645, 141290, 282580, 554641, 1109282, 2218564, 2773205, 5546410, 11092820, 39379511, 78759022, 110373559, 157518044, 196897555, 220747118, 393795110, 441494236, 551867795, 787590220, 1103735590, 2207471180, 7836522689, 15673045378, 31346090756, 39182613445, 78365226890, 156730453780]

約数ペア:

[(1, 156730453780), (2, 78365226890), (4, 39182613445), (5, 31346090756), (10, 15673045378), (20, 7836522689), (71, 2207471180), (142, 1103735590), (199, 787590220), (284, 551867795), (355, 441494236), (398, 393795110), (710, 220747118), (796, 196897555), (995, 157518044), (1420, 110373559), (1990, 78759022), (3980, 39379511), (14129, 11092820), (28258, 5546410), (56516, 2773205), (70645, 2218564), (141290, 1109282), (282580, 554641)]