78956760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{657973}}^1$

素因数の和:657987

約数の個数: 32

約数和(自身を含む): 236870640

約数和(自身を除く): 157913880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 657973, 1315946, 1973919, 2631892, 3289865, 3947838, 5263784, 6579730, 7895676, 9869595, 13159460, 15791352, 19739190, 26318920, 39478380, 78956760]

約数ペア:

[(1, 78956760), (2, 39478380), (3, 26318920), (4, 19739190), (5, 15791352), (6, 13159460), (8, 9869595), (10, 7895676), (12, 6579730), (15, 5263784), (20, 3947838), (24, 3289865), (30, 2631892), (40, 1973919), (60, 1315946), (120, 657973)]