615995770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2359

約数の個数: 64

約数和(自身を含む): 1268628480

約数和(自身を除く): 652632710

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 113, 130, 190, 226, 247, 494, 565, 1130, 1235, 1469, 2147, 2207, 2470, 2938, 4294, 4414, 7345, 10735, 11035, 14690, 21470, 22070, 27911, 28691, 41933, 55822, 57382, 83866, 139555, 143455, 209665, 249391, 279110, 286910, 419330, 498782, 545129, 1090258, 1246955, 2493910, 2725645, 3242083, 4738429, 5451290, 6484166, 9476858, 16210415, 23692145, 32420830, 47384290, 61599577, 123199154, 307997885, 615995770]

約数ペア:

[(1, 615995770), (2, 307997885), (5, 123199154), (10, 61599577), (13, 47384290), (19, 32420830), (26, 23692145), (38, 16210415), (65, 9476858), (95, 6484166), (113, 5451290), (130, 4738429), (190, 3242083), (226, 2725645), (247, 2493910), (494, 1246955), (565, 1090258), (1130, 545129), (1235, 498782), (1469, 419330), (2147, 286910), (2207, 279110), (2470, 249391), (2938, 209665), (4294, 143455), (4414, 139555), (7345, 83866), (10735, 57382), (11035, 55822), (14690, 41933), (21470, 28691), (22070, 27911)]