221544708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 660667392

約数和(自身を除く): 439122684

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 71, 77, 84, 121, 132, 142, 154, 213, 231, 242, 284, 307, 308, 363, 426, 462, 484, 497, 614, 726, 781, 847, 852, 921, 924, 994, 1228, 1452, 1491, 1562, 1694, 1842, 1988, 2149, 2343, 2541, 2982, 3124, 3377, 3388, 3684, 4298, 4686, 5082, 5467, 5964, 6447, 6754, 8591, 8596, 9372, 10131, 10164, 10934, 12894, 13508, 16401, 17182, 20262, 21797, 21868, 23639, 25773, 25788, 32802, 34364, 37147, 40524, 43594, 47278, 51546, 60137, 65391, 65604, 70917, 74294, 87188, 94556, 103092, 111441, 120274, 130782, 141834, 148588, 152579, 180411, 222882, 239767, 240548, 260029, 261564, 283668, 305158, 360822, 445764, 457737, 479534, 520058, 610316, 719301, 721644, 780087, 915474, 959068, 1040116, 1438602, 1560174, 1678369, 1830948, 2637437, 2877204, 3120348, 3356738, 5035107, 5274874, 6713476, 7912311, 10070214, 10549748, 15824622, 18462059, 20140428, 31649244, 36924118, 55386177, 73848236, 110772354, 221544708]

約数ペア:

[(1, 221544708), (2, 110772354), (3, 73848236), (4, 55386177), (6, 36924118), (7, 31649244), (11, 20140428), (12, 18462059), (14, 15824622), (21, 10549748), (22, 10070214), (28, 7912311), (33, 6713476), (42, 5274874), (44, 5035107), (66, 3356738), (71, 3120348), (77, 2877204), (84, 2637437), (121, 1830948), (132, 1678369), (142, 1560174), (154, 1438602), (213, 1040116), (231, 959068), (242, 915474), (284, 780087), (307, 721644), (308, 719301), (363, 610316), (426, 520058), (462, 479534), (484, 457737), (497, 445764), (614, 360822), (726, 305158), (781, 283668), (847, 261564), (852, 260029), (921, 240548), (924, 239767), (994, 222882), (1228, 180411), (1452, 152579), (1491, 148588), (1562, 141834), (1694, 130782), (1842, 120274), (1988, 111441), (2149, 103092), (2343, 94556), (2541, 87188), (2982, 74294), (3124, 70917), (3377, 65604), (3388, 65391), (3684, 60137), (4298, 51546), (4686, 47278), (5082, 43594), (5467, 40524), (5964, 37147), (6447, 34364), (6754, 32802), (8591, 25788), (8596, 25773), (9372, 23639), (10131, 21868), (10164, 21797), (10934, 20262), (12894, 17182), (13508, 16401)]