72930440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2102

約数の個数: 64

約数和(自身を含む): 181258560

約数和(自身を除く): 108328120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 830, 913, 1660, 1826, 1997, 3320, 3652, 3994, 4565, 7304, 7988, 9130, 9985, 15976, 18260, 19970, 21967, 36520, 39940, 43934, 79880, 87868, 109835, 165751, 175736, 219670, 331502, 439340, 663004, 828755, 878680, 1326008, 1657510, 1823261, 3315020, 3646522, 6630040, 7293044, 9116305, 14586088, 18232610, 36465220, 72930440]

約数ペア:

[(1, 72930440), (2, 36465220), (4, 18232610), (5, 14586088), (8, 9116305), (10, 7293044), (11, 6630040), (20, 3646522), (22, 3315020), (40, 1823261), (44, 1657510), (55, 1326008), (83, 878680), (88, 828755), (110, 663004), (166, 439340), (220, 331502), (332, 219670), (415, 175736), (440, 165751), (664, 109835), (830, 87868), (913, 79880), (1660, 43934), (1826, 39940), (1997, 36520), (3320, 21967), (3652, 19970), (3994, 18260), (4565, 15976), (7304, 9985), (7988, 9130)]