80047320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4799}}^1$

素因数の和:4952

約数の個数: 64

約数和(自身を含む): 241920000

約数和(自身を除く): 161872680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 4799, 5560, 8340, 9598, 14397, 16680, 19196, 23995, 28794, 38392, 47990, 57588, 71985, 95980, 115176, 143970, 191960, 287940, 575880, 667061, 1334122, 2001183, 2668244, 3335305, 4002366, 5336488, 6670610, 8004732, 10005915, 13341220, 16009464, 20011830, 26682440, 40023660, 80047320]

約数ペア:

[(1, 80047320), (2, 40023660), (3, 26682440), (4, 20011830), (5, 16009464), (6, 13341220), (8, 10005915), (10, 8004732), (12, 6670610), (15, 5336488), (20, 4002366), (24, 3335305), (30, 2668244), (40, 2001183), (60, 1334122), (120, 667061), (139, 575880), (278, 287940), (417, 191960), (556, 143970), (695, 115176), (834, 95980), (1112, 71985), (1390, 57588), (1668, 47990), (2085, 38392), (2780, 28794), (3336, 23995), (4170, 19196), (4799, 16680), (5560, 14397), (8340, 9598)]