291266940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211063}}^1$

素因数の和:211098

約数の個数: 48

約数和(自身を含む): 851010048

約数和(自身を除く): 559743108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 211063, 422126, 633189, 844252, 1055315, 1266378, 2110630, 2532756, 3165945, 4221260, 4854449, 6331890, 9708898, 12663780, 14563347, 19417796, 24272245, 29126694, 48544490, 58253388, 72816735, 97088980, 145633470, 291266940]

約数ペア:

[(1, 291266940), (2, 145633470), (3, 97088980), (4, 72816735), (5, 58253388), (6, 48544490), (10, 29126694), (12, 24272245), (15, 19417796), (20, 14563347), (23, 12663780), (30, 9708898), (46, 6331890), (60, 4854449), (69, 4221260), (92, 3165945), (115, 2532756), (138, 2110630), (230, 1266378), (276, 1055315), (345, 844252), (460, 633189), (690, 422126), (1380, 211063)]