128947000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 376833600

約数和(自身を除く): 247886600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 109, 125, 130, 140, 169, 175, 182, 200, 218, 250, 260, 280, 325, 338, 350, 364, 436, 455, 500, 520, 545, 650, 676, 700, 728, 763, 845, 872, 875, 910, 1000, 1090, 1183, 1300, 1352, 1400, 1417, 1526, 1625, 1690, 1750, 1820, 2180, 2275, 2366, 2600, 2725, 2834, 3052, 3250, 3380, 3500, 3640, 3815, 4225, 4360, 4550, 4732, 5450, 5668, 5915, 6104, 6500, 6760, 7000, 7085, 7630, 8450, 9100, 9464, 9919, 10900, 11336, 11375, 11830, 13000, 13625, 14170, 15260, 16900, 18200, 18421, 19075, 19838, 21125, 21800, 22750, 23660, 27250, 28340, 29575, 30520, 33800, 35425, 36842, 38150, 39676, 42250, 45500, 47320, 49595, 54500, 56680, 59150, 70850, 73684, 76300, 79352, 84500, 91000, 92105, 95375, 99190, 109000, 118300, 128947, 141700, 147368, 147875, 152600, 169000, 177125, 184210, 190750, 198380, 236600, 247975, 257894, 283400, 295750, 354250, 368420, 381500, 396760, 460525, 495950, 515788, 591500, 644735, 708500, 736840, 763000, 921050, 991900, 1031576, 1183000, 1239875, 1289470, 1417000, 1842100, 1983800, 2302625, 2479750, 2578940, 3223675, 3684200, 4605250, 4959500, 5157880, 6447350, 9210500, 9919000, 12894700, 16118375, 18421000, 25789400, 32236750, 64473500, 128947000]

約数ペア:

[(1, 128947000), (2, 64473500), (4, 32236750), (5, 25789400), (7, 18421000), (8, 16118375), (10, 12894700), (13, 9919000), (14, 9210500), (20, 6447350), (25, 5157880), (26, 4959500), (28, 4605250), (35, 3684200), (40, 3223675), (50, 2578940), (52, 2479750), (56, 2302625), (65, 1983800), (70, 1842100), (91, 1417000), (100, 1289470), (104, 1239875), (109, 1183000), (125, 1031576), (130, 991900), (140, 921050), (169, 763000), (175, 736840), (182, 708500), (200, 644735), (218, 591500), (250, 515788), (260, 495950), (280, 460525), (325, 396760), (338, 381500), (350, 368420), (364, 354250), (436, 295750), (455, 283400), (500, 257894), (520, 247975), (545, 236600), (650, 198380), (676, 190750), (700, 184210), (728, 177125), (763, 169000), (845, 152600), (872, 147875), (875, 147368), (910, 141700), (1000, 128947), (1090, 118300), (1183, 109000), (1300, 99190), (1352, 95375), (1400, 92105), (1417, 91000), (1526, 84500), (1625, 79352), (1690, 76300), (1750, 73684), (1820, 70850), (2180, 59150), (2275, 56680), (2366, 54500), (2600, 49595), (2725, 47320), (2834, 45500), (3052, 42250), (3250, 39676), (3380, 38150), (3500, 36842), (3640, 35425), (3815, 33800), (4225, 30520), (4360, 29575), (4550, 28340), (4732, 27250), (5450, 23660), (5668, 22750), (5915, 21800), (6104, 21125), (6500, 19838), (6760, 19075), (7000, 18421), (7085, 18200), (7630, 16900), (8450, 15260), (9100, 14170), (9464, 13625), (9919, 13000), (10900, 11830), (11336, 11375)]