1640226744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 4964319360

約数和(自身を除く): 3324092616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 72, 78, 83, 86, 104, 117, 129, 156, 166, 172, 234, 249, 258, 312, 332, 344, 387, 468, 491, 498, 516, 559, 664, 747, 774, 936, 982, 996, 1032, 1079, 1118, 1473, 1494, 1548, 1677, 1964, 1992, 2158, 2236, 2946, 2988, 3096, 3237, 3354, 3569, 3928, 4316, 4419, 4472, 5031, 5892, 5976, 6383, 6474, 6708, 7138, 8632, 8838, 9711, 10062, 10707, 11784, 12766, 12948, 13416, 14276, 17676, 19149, 19422, 20124, 21113, 21414, 25532, 25896, 28552, 32121, 35352, 38298, 38844, 40248, 40753, 42226, 42828, 46397, 51064, 57447, 63339, 64242, 76596, 77688, 81506, 84452, 85656, 92794, 114894, 122259, 126678, 128484, 139191, 153192, 163012, 168904, 185588, 190017, 229788, 244518, 253356, 256968, 274469, 278382, 326024, 366777, 371176, 380034, 417573, 459576, 489036, 506712, 529789, 548938, 556764, 733554, 760068, 823407, 835146, 978072, 1059578, 1097876, 1113528, 1467108, 1520136, 1589367, 1646814, 1670292, 1752379, 2119156, 2195752, 2470221, 2934216, 3178734, 3293628, 3340584, 3504758, 4238312, 4768101, 4940442, 5257137, 6357468, 6587256, 7009516, 9536202, 9880884, 10514274, 12714936, 14019032, 15771411, 19072404, 19761768, 21028548, 22780927, 31542822, 38144808, 42057096, 45561854, 63085644, 68342781, 91123708, 126171288, 136685562, 182247416, 205028343, 273371124, 410056686, 546742248, 820113372, 1640226744]

約数ペア:

[(1, 1640226744), (2, 820113372), (3, 546742248), (4, 410056686), (6, 273371124), (8, 205028343), (9, 182247416), (12, 136685562), (13, 126171288), (18, 91123708), (24, 68342781), (26, 63085644), (36, 45561854), (39, 42057096), (43, 38144808), (52, 31542822), (72, 22780927), (78, 21028548), (83, 19761768), (86, 19072404), (104, 15771411), (117, 14019032), (129, 12714936), (156, 10514274), (166, 9880884), (172, 9536202), (234, 7009516), (249, 6587256), (258, 6357468), (312, 5257137), (332, 4940442), (344, 4768101), (387, 4238312), (468, 3504758), (491, 3340584), (498, 3293628), (516, 3178734), (559, 2934216), (664, 2470221), (747, 2195752), (774, 2119156), (936, 1752379), (982, 1670292), (996, 1646814), (1032, 1589367), (1079, 1520136), (1118, 1467108), (1473, 1113528), (1494, 1097876), (1548, 1059578), (1677, 978072), (1964, 835146), (1992, 823407), (2158, 760068), (2236, 733554), (2946, 556764), (2988, 548938), (3096, 529789), (3237, 506712), (3354, 489036), (3569, 459576), (3928, 417573), (4316, 380034), (4419, 371176), (4472, 366777), (5031, 326024), (5892, 278382), (5976, 274469), (6383, 256968), (6474, 253356), (6708, 244518), (7138, 229788), (8632, 190017), (8838, 185588), (9711, 168904), (10062, 163012), (10707, 153192), (11784, 139191), (12766, 128484), (12948, 126678), (13416, 122259), (14276, 114894), (17676, 92794), (19149, 85656), (19422, 84452), (20124, 81506), (21113, 77688), (21414, 76596), (25532, 64242), (25896, 63339), (28552, 57447), (32121, 51064), (35352, 46397), (38298, 42828), (38844, 42226), (40248, 40753)]