80081640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1427

約数の個数: 96

約数和(自身を含む): 261916200

約数和(自身を除く): 181834560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 181, 360, 362, 543, 724, 905, 1086, 1229, 1448, 1629, 1810, 2172, 2458, 2715, 3258, 3620, 3687, 4344, 4916, 5430, 6145, 6516, 7240, 7374, 8145, 9832, 10860, 11061, 12290, 13032, 14748, 16290, 18435, 21720, 22122, 24580, 29496, 32580, 36870, 44244, 49160, 55305, 65160, 73740, 88488, 110610, 147480, 221220, 222449, 442440, 444898, 667347, 889796, 1112245, 1334694, 1779592, 2002041, 2224490, 2669388, 3336735, 4004082, 4448980, 5338776, 6673470, 8008164, 8897960, 10010205, 13346940, 16016328, 20020410, 26693880, 40040820, 80081640]

約数ペア:

[(1, 80081640), (2, 40040820), (3, 26693880), (4, 20020410), (5, 16016328), (6, 13346940), (8, 10010205), (9, 8897960), (10, 8008164), (12, 6673470), (15, 5338776), (18, 4448980), (20, 4004082), (24, 3336735), (30, 2669388), (36, 2224490), (40, 2002041), (45, 1779592), (60, 1334694), (72, 1112245), (90, 889796), (120, 667347), (180, 444898), (181, 442440), (360, 222449), (362, 221220), (543, 147480), (724, 110610), (905, 88488), (1086, 73740), (1229, 65160), (1448, 55305), (1629, 49160), (1810, 44244), (2172, 36870), (2458, 32580), (2715, 29496), (3258, 24580), (3620, 22122), (3687, 21720), (4344, 18435), (4916, 16290), (5430, 14748), (6145, 13032), (6516, 12290), (7240, 11061), (7374, 10860), (8145, 9832)]