128784960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:581

約数の個数: 168

約数和(自身を含む): 448504056

約数和(自身を除く): 319719096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 97, 120, 144, 160, 180, 192, 194, 240, 288, 291, 320, 360, 388, 461, 480, 485, 576, 582, 720, 776, 873, 922, 960, 970, 1164, 1383, 1440, 1455, 1552, 1746, 1844, 1940, 2305, 2328, 2766, 2880, 2910, 3104, 3492, 3688, 3880, 4149, 4365, 4610, 4656, 5532, 5820, 6208, 6915, 6984, 7376, 7760, 8298, 8730, 9220, 9312, 11064, 11640, 13830, 13968, 14752, 15520, 16596, 17460, 18440, 18624, 20745, 22128, 23280, 27660, 27936, 29504, 31040, 33192, 34920, 36880, 41490, 44256, 44717, 46560, 55320, 55872, 66384, 69840, 73760, 82980, 88512, 89434, 93120, 110640, 132768, 134151, 139680, 147520, 165960, 178868, 221280, 223585, 265536, 268302, 279360, 331920, 357736, 402453, 442560, 447170, 536604, 663840, 670755, 715472, 804906, 894340, 1073208, 1327680, 1341510, 1430944, 1609812, 1788680, 2012265, 2146416, 2683020, 2861888, 3219624, 3577360, 4024530, 4292832, 5366040, 6439248, 7154720, 8049060, 8585664, 10732080, 12878496, 14309440, 16098120, 21464160, 25756992, 32196240, 42928320, 64392480, 128784960]

約数ペア:

[(1, 128784960), (2, 64392480), (3, 42928320), (4, 32196240), (5, 25756992), (6, 21464160), (8, 16098120), (9, 14309440), (10, 12878496), (12, 10732080), (15, 8585664), (16, 8049060), (18, 7154720), (20, 6439248), (24, 5366040), (30, 4292832), (32, 4024530), (36, 3577360), (40, 3219624), (45, 2861888), (48, 2683020), (60, 2146416), (64, 2012265), (72, 1788680), (80, 1609812), (90, 1430944), (96, 1341510), (97, 1327680), (120, 1073208), (144, 894340), (160, 804906), (180, 715472), (192, 670755), (194, 663840), (240, 536604), (288, 447170), (291, 442560), (320, 402453), (360, 357736), (388, 331920), (461, 279360), (480, 268302), (485, 265536), (576, 223585), (582, 221280), (720, 178868), (776, 165960), (873, 147520), (922, 139680), (960, 134151), (970, 132768), (1164, 110640), (1383, 93120), (1440, 89434), (1455, 88512), (1552, 82980), (1746, 73760), (1844, 69840), (1940, 66384), (2305, 55872), (2328, 55320), (2766, 46560), (2880, 44717), (2910, 44256), (3104, 41490), (3492, 36880), (3688, 34920), (3880, 33192), (4149, 31040), (4365, 29504), (4610, 27936), (4656, 27660), (5532, 23280), (5820, 22128), (6208, 20745), (6915, 18624), (6984, 18440), (7376, 17460), (7760, 16596), (8298, 15520), (8730, 14752), (9220, 13968), (9312, 13830), (11064, 11640)]