152071780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17807}}^1$

素因数の和:17884

約数の個数: 48

約数和(自身を含む): 370976256

約数和(自身を除く): 218904476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 17807, 35614, 71228, 89035, 124649, 178070, 249298, 356140, 498596, 623245, 1086227, 1246490, 2172454, 2492980, 4344908, 5431135, 7603589, 10862270, 15207178, 21724540, 30414356, 38017945, 76035890, 152071780]

約数ペア:

[(1, 152071780), (2, 76035890), (4, 38017945), (5, 30414356), (7, 21724540), (10, 15207178), (14, 10862270), (20, 7603589), (28, 5431135), (35, 4344908), (61, 2492980), (70, 2172454), (122, 1246490), (140, 1086227), (244, 623245), (305, 498596), (427, 356140), (610, 249298), (854, 178070), (1220, 124649), (1708, 89035), (2135, 71228), (4270, 35614), (8540, 17807)]