61657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60449}}^1$

素因数の和:60478

約数の個数: 48

約数和(自身を含む): 182800800

約数和(自身を除く): 121142820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 60449, 120898, 181347, 241796, 302245, 362694, 604490, 725388, 906735, 1027633, 1208980, 1813470, 2055266, 3082899, 3626940, 4110532, 5138165, 6165798, 10276330, 12331596, 15414495, 20552660, 30828990, 61657980]

約数ペア:

[(1, 61657980), (2, 30828990), (3, 20552660), (4, 15414495), (5, 12331596), (6, 10276330), (10, 6165798), (12, 5138165), (15, 4110532), (17, 3626940), (20, 3082899), (30, 2055266), (34, 1813470), (51, 1208980), (60, 1027633), (68, 906735), (85, 725388), (102, 604490), (170, 362694), (204, 302245), (255, 241796), (340, 181347), (510, 120898), (1020, 60449)]