68661684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20959}}^1$

素因数の和:20989

約数の個数: 72

約数和(自身を含む): 213624320

約数和(自身を除く): 144962636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 20959, 41918, 62877, 83836, 125754, 146713, 188631, 251508, 272467, 293426, 377262, 440139, 544934, 586852, 754524, 817401, 880278, 1089868, 1320417, 1634802, 1760556, 1907269, 2452203, 2640834, 3269604, 3814538, 4904406, 5281668, 5721807, 7629076, 9808812, 11443614, 17165421, 22887228, 34330842, 68661684]

約数ペア:

[(1, 68661684), (2, 34330842), (3, 22887228), (4, 17165421), (6, 11443614), (7, 9808812), (9, 7629076), (12, 5721807), (13, 5281668), (14, 4904406), (18, 3814538), (21, 3269604), (26, 2640834), (28, 2452203), (36, 1907269), (39, 1760556), (42, 1634802), (52, 1320417), (63, 1089868), (78, 880278), (84, 817401), (91, 754524), (117, 586852), (126, 544934), (156, 440139), (182, 377262), (234, 293426), (252, 272467), (273, 251508), (364, 188631), (468, 146713), (546, 125754), (819, 83836), (1092, 62877), (1638, 41918), (3276, 20959)]