128749920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 192

約数和(自身を含む): 447068160

約数和(自身を除く): 318318240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 47, 48, 52, 60, 65, 78, 80, 94, 96, 104, 120, 130, 141, 156, 160, 188, 195, 208, 235, 240, 260, 282, 312, 376, 390, 416, 439, 470, 480, 520, 564, 611, 624, 705, 752, 780, 878, 940, 1040, 1128, 1222, 1248, 1317, 1410, 1504, 1560, 1756, 1833, 1880, 2080, 2195, 2256, 2444, 2634, 2820, 3055, 3120, 3512, 3666, 3760, 4390, 4512, 4888, 5268, 5640, 5707, 6110, 6240, 6585, 7024, 7332, 7520, 8780, 9165, 9776, 10536, 11280, 11414, 12220, 13170, 14048, 14664, 17121, 17560, 18330, 19552, 20633, 21072, 22560, 22828, 24440, 26340, 28535, 29328, 34242, 35120, 36660, 41266, 42144, 45656, 48880, 52680, 57070, 58656, 61899, 68484, 70240, 73320, 82532, 85605, 91312, 97760, 103165, 105360, 114140, 123798, 136968, 146640, 165064, 171210, 182624, 206330, 210720, 228280, 247596, 268229, 273936, 293280, 309495, 330128, 342420, 412660, 456560, 495192, 536458, 547872, 618990, 660256, 684840, 804687, 825320, 913120, 990384, 1072916, 1237980, 1341145, 1369680, 1609374, 1650640, 1980768, 2145832, 2475960, 2682290, 2739360, 3218748, 3301280, 4023435, 4291664, 4951920, 5364580, 6437496, 8046870, 8583328, 9903840, 10729160, 12874992, 16093740, 21458320, 25749984, 32187480, 42916640, 64374960, 128749920]

約数ペア:

[(1, 128749920), (2, 64374960), (3, 42916640), (4, 32187480), (5, 25749984), (6, 21458320), (8, 16093740), (10, 12874992), (12, 10729160), (13, 9903840), (15, 8583328), (16, 8046870), (20, 6437496), (24, 5364580), (26, 4951920), (30, 4291664), (32, 4023435), (39, 3301280), (40, 3218748), (47, 2739360), (48, 2682290), (52, 2475960), (60, 2145832), (65, 1980768), (78, 1650640), (80, 1609374), (94, 1369680), (96, 1341145), (104, 1237980), (120, 1072916), (130, 990384), (141, 913120), (156, 825320), (160, 804687), (188, 684840), (195, 660256), (208, 618990), (235, 547872), (240, 536458), (260, 495192), (282, 456560), (312, 412660), (376, 342420), (390, 330128), (416, 309495), (439, 293280), (470, 273936), (480, 268229), (520, 247596), (564, 228280), (611, 210720), (624, 206330), (705, 182624), (752, 171210), (780, 165064), (878, 146640), (940, 136968), (1040, 123798), (1128, 114140), (1222, 105360), (1248, 103165), (1317, 97760), (1410, 91312), (1504, 85605), (1560, 82532), (1756, 73320), (1833, 70240), (1880, 68484), (2080, 61899), (2195, 58656), (2256, 57070), (2444, 52680), (2634, 48880), (2820, 45656), (3055, 42144), (3120, 41266), (3512, 36660), (3666, 35120), (3760, 34242), (4390, 29328), (4512, 28535), (4888, 26340), (5268, 24440), (5640, 22828), (5707, 22560), (6110, 21072), (6240, 20633), (6585, 19552), (7024, 18330), (7332, 17560), (7520, 17121), (8780, 14664), (9165, 14048), (9776, 13170), (10536, 12220), (11280, 11414)]