128398032

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:646

約数の個数: 180

約数和(自身を含む): 432222336

約数和(自身を除く): 303824304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 248, 252, 279, 294, 336, 372, 392, 434, 441, 496, 504, 558, 587, 588, 651, 744, 784, 868, 882, 1008, 1116, 1174, 1176, 1302, 1488, 1519, 1736, 1761, 1764, 1953, 2232, 2348, 2352, 2604, 3038, 3472, 3522, 3528, 3906, 4109, 4464, 4557, 4696, 5208, 5283, 6076, 7044, 7056, 7812, 8218, 9114, 9392, 10416, 10566, 12152, 12327, 13671, 14088, 15624, 16436, 18197, 18228, 21132, 24304, 24654, 27342, 28176, 28763, 31248, 32872, 36394, 36456, 36981, 42264, 49308, 54591, 54684, 57526, 65744, 72788, 72912, 73962, 84528, 86289, 98616, 109182, 109368, 115052, 127379, 145576, 147924, 163773, 172578, 197232, 218364, 218736, 230104, 254758, 258867, 291152, 295848, 327546, 345156, 382137, 436728, 460208, 509516, 517734, 591696, 655092, 690312, 764274, 873456, 891653, 1019032, 1035468, 1146411, 1310184, 1380624, 1528548, 1783306, 2038064, 2070936, 2292822, 2620368, 2674959, 3057096, 3566612, 4141872, 4585644, 5349918, 6114192, 7133224, 8024877, 9171288, 10699836, 14266448, 16049754, 18342576, 21399672, 32099508, 42799344, 64199016, 128398032]

約数ペア:

[(1, 128398032), (2, 64199016), (3, 42799344), (4, 32099508), (6, 21399672), (7, 18342576), (8, 16049754), (9, 14266448), (12, 10699836), (14, 9171288), (16, 8024877), (18, 7133224), (21, 6114192), (24, 5349918), (28, 4585644), (31, 4141872), (36, 3566612), (42, 3057096), (48, 2674959), (49, 2620368), (56, 2292822), (62, 2070936), (63, 2038064), (72, 1783306), (84, 1528548), (93, 1380624), (98, 1310184), (112, 1146411), (124, 1035468), (126, 1019032), (144, 891653), (147, 873456), (168, 764274), (186, 690312), (196, 655092), (217, 591696), (248, 517734), (252, 509516), (279, 460208), (294, 436728), (336, 382137), (372, 345156), (392, 327546), (434, 295848), (441, 291152), (496, 258867), (504, 254758), (558, 230104), (587, 218736), (588, 218364), (651, 197232), (744, 172578), (784, 163773), (868, 147924), (882, 145576), (1008, 127379), (1116, 115052), (1174, 109368), (1176, 109182), (1302, 98616), (1488, 86289), (1519, 84528), (1736, 73962), (1761, 72912), (1764, 72788), (1953, 65744), (2232, 57526), (2348, 54684), (2352, 54591), (2604, 49308), (3038, 42264), (3472, 36981), (3522, 36456), (3528, 36394), (3906, 32872), (4109, 31248), (4464, 28763), (4557, 28176), (4696, 27342), (5208, 24654), (5283, 24304), (6076, 21132), (7044, 18228), (7056, 18197), (7812, 16436), (8218, 15624), (9114, 14088), (9392, 13671), (10416, 12327), (10566, 12152)]