26813340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 81882528

約数和(自身を除く): 55069188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 823, 905, 1086, 1629, 1646, 1810, 2172, 2469, 2715, 3258, 3292, 3620, 4115, 4938, 5430, 6516, 7407, 8145, 8230, 9876, 10860, 12345, 14814, 16290, 16460, 24690, 29628, 32580, 37035, 49380, 74070, 148140, 148963, 297926, 446889, 595852, 744815, 893778, 1340667, 1489630, 1787556, 2234445, 2681334, 2979260, 4468890, 5362668, 6703335, 8937780, 13406670, 26813340]

約数ペア:

[(1, 26813340), (2, 13406670), (3, 8937780), (4, 6703335), (5, 5362668), (6, 4468890), (9, 2979260), (10, 2681334), (12, 2234445), (15, 1787556), (18, 1489630), (20, 1340667), (30, 893778), (36, 744815), (45, 595852), (60, 446889), (90, 297926), (180, 148963), (181, 148140), (362, 74070), (543, 49380), (724, 37035), (823, 32580), (905, 29628), (1086, 24690), (1629, 16460), (1646, 16290), (1810, 14814), (2172, 12345), (2469, 10860), (2715, 9876), (3258, 8230), (3292, 8145), (3620, 7407), (4115, 6516), (4938, 5430)]