172684920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 256

約数和(自身を含む): 590976000

約数和(自身を除く): 418291080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 37, 38, 40, 46, 57, 60, 69, 74, 76, 89, 92, 95, 111, 114, 115, 120, 138, 148, 152, 178, 184, 185, 190, 222, 228, 230, 267, 276, 285, 296, 345, 356, 370, 380, 437, 444, 445, 456, 460, 534, 552, 555, 570, 690, 703, 712, 740, 760, 851, 874, 888, 890, 920, 1068, 1110, 1140, 1311, 1335, 1380, 1406, 1480, 1691, 1702, 1748, 1780, 2047, 2109, 2136, 2185, 2220, 2280, 2553, 2622, 2670, 2760, 2812, 3293, 3382, 3404, 3496, 3515, 3560, 4094, 4218, 4255, 4370, 4440, 5073, 5106, 5244, 5340, 5624, 6141, 6555, 6586, 6764, 6808, 7030, 8188, 8436, 8455, 8510, 8740, 9879, 10146, 10212, 10235, 10488, 10545, 10680, 12282, 12765, 13110, 13172, 13528, 14060, 16169, 16376, 16465, 16872, 16910, 17020, 17480, 19758, 20292, 20424, 20470, 21090, 24564, 25365, 25530, 26220, 26344, 28120, 30705, 32338, 32930, 33820, 34040, 38893, 39516, 40584, 40940, 42180, 48507, 49128, 49395, 50730, 51060, 52440, 61410, 62567, 64676, 65860, 67640, 75739, 77786, 79032, 80845, 81880, 84360, 97014, 98790, 101460, 102120, 116679, 122820, 125134, 129352, 131720, 151478, 155572, 161690, 187701, 194028, 194465, 197580, 202920, 227217, 233358, 242535, 245640, 250268, 302956, 311144, 312835, 323380, 375402, 378695, 388056, 388930, 395160, 454434, 466716, 485070, 500536, 583395, 605912, 625670, 646760, 750804, 757390, 777860, 908868, 933432, 938505, 970140, 1136085, 1166790, 1251340, 1439041, 1501608, 1514780, 1555720, 1817736, 1877010, 1940280, 2272170, 2333580, 2502680, 2878082, 3029560, 3754020, 4317123, 4544340, 4667160, 5756164, 7195205, 7508040, 8634246, 9088680, 11512328, 14390410, 17268492, 21585615, 28780820, 34536984, 43171230, 57561640, 86342460, 172684920]

約数ペア:

[(1, 172684920), (2, 86342460), (3, 57561640), (4, 43171230), (5, 34536984), (6, 28780820), (8, 21585615), (10, 17268492), (12, 14390410), (15, 11512328), (19, 9088680), (20, 8634246), (23, 7508040), (24, 7195205), (30, 5756164), (37, 4667160), (38, 4544340), (40, 4317123), (46, 3754020), (57, 3029560), (60, 2878082), (69, 2502680), (74, 2333580), (76, 2272170), (89, 1940280), (92, 1877010), (95, 1817736), (111, 1555720), (114, 1514780), (115, 1501608), (120, 1439041), (138, 1251340), (148, 1166790), (152, 1136085), (178, 970140), (184, 938505), (185, 933432), (190, 908868), (222, 777860), (228, 757390), (230, 750804), (267, 646760), (276, 625670), (285, 605912), (296, 583395), (345, 500536), (356, 485070), (370, 466716), (380, 454434), (437, 395160), (444, 388930), (445, 388056), (456, 378695), (460, 375402), (534, 323380), (552, 312835), (555, 311144), (570, 302956), (690, 250268), (703, 245640), (712, 242535), (740, 233358), (760, 227217), (851, 202920), (874, 197580), (888, 194465), (890, 194028), (920, 187701), (1068, 161690), (1110, 155572), (1140, 151478), (1311, 131720), (1335, 129352), (1380, 125134), (1406, 122820), (1480, 116679), (1691, 102120), (1702, 101460), (1748, 98790), (1780, 97014), (2047, 84360), (2109, 81880), (2136, 80845), (2185, 79032), (2220, 77786), (2280, 75739), (2553, 67640), (2622, 65860), (2670, 64676), (2760, 62567), (2812, 61410), (3293, 52440), (3382, 51060), (3404, 50730), (3496, 49395), (3515, 49128), (3560, 48507), (4094, 42180), (4218, 40940), (4255, 40584), (4370, 39516), (4440, 38893), (5073, 34040), (5106, 33820), (5244, 32930), (5340, 32338), (5624, 30705), (6141, 28120), (6555, 26344), (6586, 26220), (6764, 25530), (6808, 25365), (7030, 24564), (8188, 21090), (8436, 20470), (8455, 20424), (8510, 20292), (8740, 19758), (9879, 17480), (10146, 17020), (10212, 16910), (10235, 16872), (10488, 16465), (10545, 16376), (10680, 16169), (12282, 14060), (12765, 13528), (13110, 13172)]