215203716

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 168

約数和(自身を含む): 695812544

約数和(自身を除く): 480608828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 243, 252, 273, 324, 351, 364, 378, 468, 486, 546, 567, 702, 729, 756, 811, 819, 972, 1053, 1092, 1134, 1404, 1458, 1622, 1638, 1701, 2106, 2268, 2433, 2457, 2916, 3159, 3244, 3276, 3402, 4212, 4866, 4914, 5103, 5677, 6318, 6804, 7299, 7371, 9477, 9732, 9828, 10206, 10543, 11354, 12636, 14598, 14742, 17031, 18954, 20412, 21086, 21897, 22113, 22708, 29196, 29484, 31629, 34062, 37908, 42172, 43794, 44226, 51093, 63258, 65691, 66339, 68124, 73801, 87588, 88452, 94887, 102186, 126516, 131382, 132678, 147602, 153279, 189774, 197073, 204372, 221403, 262764, 265356, 284661, 295204, 306558, 379548, 394146, 442806, 459837, 569322, 591219, 613116, 664209, 788292, 853983, 885612, 919674, 1138644, 1182438, 1328418, 1379511, 1707966, 1839348, 1992627, 2364876, 2561949, 2656836, 2759022, 3415932, 3985254, 4138533, 5123898, 5518044, 5977881, 7685847, 7970508, 8277066, 10247796, 11955762, 15371694, 16554132, 17933643, 23911524, 30743388, 35867286, 53800929, 71734572, 107601858, 215203716]

約数ペア:

[(1, 215203716), (2, 107601858), (3, 71734572), (4, 53800929), (6, 35867286), (7, 30743388), (9, 23911524), (12, 17933643), (13, 16554132), (14, 15371694), (18, 11955762), (21, 10247796), (26, 8277066), (27, 7970508), (28, 7685847), (36, 5977881), (39, 5518044), (42, 5123898), (52, 4138533), (54, 3985254), (63, 3415932), (78, 2759022), (81, 2656836), (84, 2561949), (91, 2364876), (108, 1992627), (117, 1839348), (126, 1707966), (156, 1379511), (162, 1328418), (182, 1182438), (189, 1138644), (234, 919674), (243, 885612), (252, 853983), (273, 788292), (324, 664209), (351, 613116), (364, 591219), (378, 569322), (468, 459837), (486, 442806), (546, 394146), (567, 379548), (702, 306558), (729, 295204), (756, 284661), (811, 265356), (819, 262764), (972, 221403), (1053, 204372), (1092, 197073), (1134, 189774), (1404, 153279), (1458, 147602), (1622, 132678), (1638, 131382), (1701, 126516), (2106, 102186), (2268, 94887), (2433, 88452), (2457, 87588), (2916, 73801), (3159, 68124), (3244, 66339), (3276, 65691), (3402, 63258), (4212, 51093), (4866, 44226), (4914, 43794), (5103, 42172), (5677, 37908), (6318, 34062), (6804, 31629), (7299, 29484), (7371, 29196), (9477, 22708), (9732, 22113), (9828, 21897), (10206, 21086), (10543, 20412), (11354, 18954), (12636, 17031), (14598, 14742)]