68481972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 197765568

約数和(自身を除く): 129283596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 43, 52, 78, 82, 83, 86, 117, 123, 129, 156, 164, 166, 172, 234, 246, 249, 258, 332, 369, 387, 468, 492, 498, 516, 533, 559, 738, 747, 774, 996, 1066, 1079, 1118, 1476, 1494, 1548, 1599, 1677, 1763, 2132, 2158, 2236, 2988, 3198, 3237, 3354, 3403, 3526, 3569, 4316, 4797, 5031, 5289, 6396, 6474, 6708, 6806, 7052, 7138, 9594, 9711, 10062, 10209, 10578, 10707, 12948, 13612, 14276, 15867, 19188, 19422, 20124, 20418, 21156, 21414, 22919, 30627, 31734, 32121, 38844, 40836, 42828, 44239, 45838, 46397, 61254, 63468, 64242, 68757, 88478, 91676, 92794, 122508, 128484, 132717, 137514, 139191, 146329, 176956, 185588, 206271, 265434, 275028, 278382, 292658, 398151, 412542, 417573, 438987, 530868, 556764, 585316, 796302, 825084, 835146, 877974, 1316961, 1592604, 1670292, 1755948, 1902277, 2633922, 3804554, 5267844, 5706831, 7609108, 11413662, 17120493, 22827324, 34240986, 68481972]

約数ペア:

[(1, 68481972), (2, 34240986), (3, 22827324), (4, 17120493), (6, 11413662), (9, 7609108), (12, 5706831), (13, 5267844), (18, 3804554), (26, 2633922), (36, 1902277), (39, 1755948), (41, 1670292), (43, 1592604), (52, 1316961), (78, 877974), (82, 835146), (83, 825084), (86, 796302), (117, 585316), (123, 556764), (129, 530868), (156, 438987), (164, 417573), (166, 412542), (172, 398151), (234, 292658), (246, 278382), (249, 275028), (258, 265434), (332, 206271), (369, 185588), (387, 176956), (468, 146329), (492, 139191), (498, 137514), (516, 132717), (533, 128484), (559, 122508), (738, 92794), (747, 91676), (774, 88478), (996, 68757), (1066, 64242), (1079, 63468), (1118, 61254), (1476, 46397), (1494, 45838), (1548, 44239), (1599, 42828), (1677, 40836), (1763, 38844), (2132, 32121), (2158, 31734), (2236, 30627), (2988, 22919), (3198, 21414), (3237, 21156), (3354, 20418), (3403, 20124), (3526, 19422), (3569, 19188), (4316, 15867), (4797, 14276), (5031, 13612), (5289, 12948), (6396, 10707), (6474, 10578), (6708, 10209), (6806, 10062), (7052, 9711), (7138, 9594)]