254689920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{17}}^3$

素因数の和:82

約数の個数: 320

約数和(自身を含む): 966378600

約数和(自身を除く): 711688680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 289, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 510, 540, 544, 576, 578, 612, 640, 648, 680, 720, 765, 810, 816, 864, 867, 918, 960, 1020, 1080, 1088, 1152, 1156, 1224, 1296, 1360, 1377, 1440, 1445, 1530, 1620, 1632, 1728, 1734, 1836, 1920, 2040, 2160, 2176, 2295, 2312, 2448, 2592, 2601, 2720, 2754, 2880, 2890, 3060, 3240, 3264, 3456, 3468, 3672, 4080, 4320, 4335, 4590, 4624, 4896, 4913, 5184, 5202, 5440, 5508, 5760, 5780, 6120, 6480, 6528, 6885, 6936, 7344, 7803, 8160, 8640, 8670, 9180, 9248, 9792, 9826, 10368, 10404, 10880, 11016, 11560, 12240, 12960, 13005, 13770, 13872, 14688, 14739, 15606, 16320, 17280, 17340, 18360, 18496, 19584, 19652, 20808, 22032, 23120, 23409, 24480, 24565, 25920, 26010, 27540, 27744, 29376, 29478, 31212, 32640, 34680, 36720, 36992, 39015, 39304, 41616, 44064, 44217, 46240, 46818, 48960, 49130, 51840, 52020, 55080, 55488, 58752, 58956, 62424, 69360, 73440, 73695, 78030, 78608, 83232, 88128, 88434, 92480, 93636, 97920, 98260, 104040, 110160, 110976, 117045, 117912, 124848, 132651, 138720, 146880, 147390, 156060, 157216, 166464, 176256, 176868, 184960, 187272, 196520, 208080, 220320, 221085, 234090, 235824, 249696, 265302, 277440, 293760, 294780, 312120, 314432, 332928, 353736, 374544, 393040, 397953, 416160, 440640, 442170, 468180, 471648, 499392, 530604, 554880, 589560, 624240, 628864, 663255, 707472, 749088, 786080, 795906, 832320, 881280, 884340, 936360, 943296, 998784, 1061208, 1179120, 1248480, 1326510, 1414944, 1498176, 1572160, 1591812, 1664640, 1768680, 1872720, 1886592, 1989765, 2122416, 2358240, 2496960, 2653020, 2829888, 2996352, 3144320, 3183624, 3537360, 3745440, 3979530, 4244832, 4716480, 4993920, 5306040, 5659776, 6367248, 7074720, 7490880, 7959060, 8489664, 9432960, 10612080, 12734496, 14149440, 14981760, 15918120, 16979328, 21224160, 25468992, 28298880, 31836240, 42448320, 50937984, 63672480, 84896640, 127344960, 254689920]

約数ペア:

[(1, 254689920), (2, 127344960), (3, 84896640), (4, 63672480), (5, 50937984), (6, 42448320), (8, 31836240), (9, 28298880), (10, 25468992), (12, 21224160), (15, 16979328), (16, 15918120), (17, 14981760), (18, 14149440), (20, 12734496), (24, 10612080), (27, 9432960), (30, 8489664), (32, 7959060), (34, 7490880), (36, 7074720), (40, 6367248), (45, 5659776), (48, 5306040), (51, 4993920), (54, 4716480), (60, 4244832), (64, 3979530), (68, 3745440), (72, 3537360), (80, 3183624), (81, 3144320), (85, 2996352), (90, 2829888), (96, 2653020), (102, 2496960), (108, 2358240), (120, 2122416), (128, 1989765), (135, 1886592), (136, 1872720), (144, 1768680), (153, 1664640), (160, 1591812), (162, 1572160), (170, 1498176), (180, 1414944), (192, 1326510), (204, 1248480), (216, 1179120), (240, 1061208), (255, 998784), (270, 943296), (272, 936360), (288, 884340), (289, 881280), (306, 832320), (320, 795906), (324, 786080), (340, 749088), (360, 707472), (384, 663255), (405, 628864), (408, 624240), (432, 589560), (459, 554880), (480, 530604), (510, 499392), (540, 471648), (544, 468180), (576, 442170), (578, 440640), (612, 416160), (640, 397953), (648, 393040), (680, 374544), (720, 353736), (765, 332928), (810, 314432), (816, 312120), (864, 294780), (867, 293760), (918, 277440), (960, 265302), (1020, 249696), (1080, 235824), (1088, 234090), (1152, 221085), (1156, 220320), (1224, 208080), (1296, 196520), (1360, 187272), (1377, 184960), (1440, 176868), (1445, 176256), (1530, 166464), (1620, 157216), (1632, 156060), (1728, 147390), (1734, 146880), (1836, 138720), (1920, 132651), (2040, 124848), (2160, 117912), (2176, 117045), (2295, 110976), (2312, 110160), (2448, 104040), (2592, 98260), (2601, 97920), (2720, 93636), (2754, 92480), (2880, 88434), (2890, 88128), (3060, 83232), (3240, 78608), (3264, 78030), (3456, 73695), (3468, 73440), (3672, 69360), (4080, 62424), (4320, 58956), (4335, 58752), (4590, 55488), (4624, 55080), (4896, 52020), (4913, 51840), (5184, 49130), (5202, 48960), (5440, 46818), (5508, 46240), (5760, 44217), (5780, 44064), (6120, 41616), (6480, 39304), (6528, 39015), (6885, 36992), (6936, 36720), (7344, 34680), (7803, 32640), (8160, 31212), (8640, 29478), (8670, 29376), (9180, 27744), (9248, 27540), (9792, 26010), (9826, 25920), (10368, 24565), (10404, 24480), (10880, 23409), (11016, 23120), (11560, 22032), (12240, 20808), (12960, 19652), (13005, 19584), (13770, 18496), (13872, 18360), (14688, 17340), (14739, 17280), (15606, 16320)]