81844308

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 216

約数和(自身を含む): 268396128

約数和(自身を除く): 186551820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 49, 52, 63, 78, 83, 84, 86, 91, 98, 117, 126, 129, 147, 156, 166, 172, 182, 196, 234, 249, 252, 258, 273, 294, 301, 332, 364, 387, 441, 468, 498, 516, 546, 559, 581, 588, 602, 637, 747, 774, 819, 882, 903, 996, 1079, 1092, 1118, 1162, 1204, 1274, 1494, 1548, 1638, 1677, 1743, 1764, 1806, 1911, 2107, 2158, 2236, 2324, 2548, 2709, 2988, 3237, 3276, 3354, 3486, 3569, 3612, 3822, 3913, 4067, 4214, 4316, 5031, 5229, 5418, 5733, 6321, 6474, 6708, 6972, 7138, 7553, 7644, 7826, 8134, 8428, 9711, 10062, 10458, 10707, 10836, 11466, 11739, 12201, 12642, 12948, 14276, 15106, 15652, 16268, 18963, 19422, 20124, 20916, 21414, 22659, 22932, 23478, 24402, 24983, 25284, 27391, 30212, 32121, 35217, 36603, 37926, 38844, 42828, 45318, 46397, 46956, 48804, 49966, 52871, 54782, 64242, 67977, 70434, 73206, 74949, 75852, 82173, 90636, 92794, 99932, 105742, 109564, 128484, 135954, 139191, 140868, 146412, 149898, 158613, 164346, 174881, 185588, 211484, 224847, 246519, 271908, 278382, 299796, 317226, 324779, 328692, 349762, 417573, 449694, 475839, 493038, 524643, 556764, 634452, 649558, 699524, 835146, 899388, 951678, 974337, 986076, 1049286, 1299116, 1573929, 1670292, 1903356, 1948674, 2098572, 2273453, 2923011, 3147858, 3897348, 4546906, 5846022, 6295716, 6820359, 9093812, 11692044, 13640718, 20461077, 27281436, 40922154, 81844308]

約数ペア:

[(1, 81844308), (2, 40922154), (3, 27281436), (4, 20461077), (6, 13640718), (7, 11692044), (9, 9093812), (12, 6820359), (13, 6295716), (14, 5846022), (18, 4546906), (21, 3897348), (26, 3147858), (28, 2923011), (36, 2273453), (39, 2098572), (42, 1948674), (43, 1903356), (49, 1670292), (52, 1573929), (63, 1299116), (78, 1049286), (83, 986076), (84, 974337), (86, 951678), (91, 899388), (98, 835146), (117, 699524), (126, 649558), (129, 634452), (147, 556764), (156, 524643), (166, 493038), (172, 475839), (182, 449694), (196, 417573), (234, 349762), (249, 328692), (252, 324779), (258, 317226), (273, 299796), (294, 278382), (301, 271908), (332, 246519), (364, 224847), (387, 211484), (441, 185588), (468, 174881), (498, 164346), (516, 158613), (546, 149898), (559, 146412), (581, 140868), (588, 139191), (602, 135954), (637, 128484), (747, 109564), (774, 105742), (819, 99932), (882, 92794), (903, 90636), (996, 82173), (1079, 75852), (1092, 74949), (1118, 73206), (1162, 70434), (1204, 67977), (1274, 64242), (1494, 54782), (1548, 52871), (1638, 49966), (1677, 48804), (1743, 46956), (1764, 46397), (1806, 45318), (1911, 42828), (2107, 38844), (2158, 37926), (2236, 36603), (2324, 35217), (2548, 32121), (2709, 30212), (2988, 27391), (3237, 25284), (3276, 24983), (3354, 24402), (3486, 23478), (3569, 22932), (3612, 22659), (3822, 21414), (3913, 20916), (4067, 20124), (4214, 19422), (4316, 18963), (5031, 16268), (5229, 15652), (5418, 15106), (5733, 14276), (6321, 12948), (6474, 12642), (6708, 12201), (6972, 11739), (7138, 11466), (7553, 10836), (7644, 10707), (7826, 10458), (8134, 10062), (8428, 9711)]