12800760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{311}}^1$

素因数の和:346

約数の個数: 128

約数和(自身を含む): 44928000

約数和(自身を除く): 32127240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 311, 343, 392, 420, 490, 588, 622, 686, 735, 840, 933, 980, 1029, 1176, 1244, 1372, 1470, 1555, 1715, 1866, 1960, 2058, 2177, 2488, 2744, 2940, 3110, 3430, 3732, 4116, 4354, 4665, 5145, 5880, 6220, 6531, 6860, 7464, 8232, 8708, 9330, 10290, 10885, 12440, 13062, 13720, 15239, 17416, 18660, 20580, 21770, 26124, 30478, 32655, 37320, 41160, 43540, 45717, 52248, 60956, 65310, 76195, 87080, 91434, 106673, 121912, 130620, 152390, 182868, 213346, 228585, 261240, 304780, 320019, 365736, 426692, 457170, 533365, 609560, 640038, 853384, 914340, 1066730, 1280076, 1600095, 1828680, 2133460, 2560152, 3200190, 4266920, 6400380, 12800760]

約数ペア:

[(1, 12800760), (2, 6400380), (3, 4266920), (4, 3200190), (5, 2560152), (6, 2133460), (7, 1828680), (8, 1600095), (10, 1280076), (12, 1066730), (14, 914340), (15, 853384), (20, 640038), (21, 609560), (24, 533365), (28, 457170), (30, 426692), (35, 365736), (40, 320019), (42, 304780), (49, 261240), (56, 228585), (60, 213346), (70, 182868), (84, 152390), (98, 130620), (105, 121912), (120, 106673), (140, 91434), (147, 87080), (168, 76195), (196, 65310), (210, 60956), (245, 52248), (280, 45717), (294, 43540), (311, 41160), (343, 37320), (392, 32655), (420, 30478), (490, 26124), (588, 21770), (622, 20580), (686, 18660), (735, 17416), (840, 15239), (933, 13720), (980, 13062), (1029, 12440), (1176, 10885), (1244, 10290), (1372, 9330), (1470, 8708), (1555, 8232), (1715, 7464), (1866, 6860), (1960, 6531), (2058, 6220), (2177, 5880), (2488, 5145), (2744, 4665), (2940, 4354), (3110, 4116), (3430, 3732)]