254797920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:399

約数の個数: 288

約数和(自身を含む): 968436000

約数和(自身を除く): 713638080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 338, 349, 351, 360, 390, 416, 432, 468, 480, 507, 520, 540, 585, 624, 676, 698, 702, 720, 780, 845, 864, 936, 1014, 1040, 1047, 1080, 1170, 1248, 1352, 1396, 1404, 1440, 1521, 1560, 1690, 1745, 1755, 1872, 2028, 2080, 2094, 2160, 2340, 2535, 2704, 2792, 2808, 3042, 3120, 3141, 3380, 3490, 3510, 3744, 4056, 4188, 4320, 4537, 4563, 4680, 5070, 5235, 5408, 5584, 5616, 6084, 6240, 6282, 6760, 6980, 7020, 7605, 8112, 8376, 9074, 9126, 9360, 9423, 10140, 10470, 11168, 11232, 12168, 12564, 13520, 13611, 13960, 14040, 15210, 15705, 16224, 16752, 18148, 18252, 18720, 18846, 20280, 20940, 22685, 22815, 24336, 25128, 27040, 27222, 27920, 28080, 30420, 31410, 33504, 36296, 36504, 37692, 40560, 40833, 41880, 45370, 45630, 47115, 48672, 50256, 54444, 55840, 56160, 58981, 60840, 62820, 68055, 72592, 73008, 75384, 81120, 81666, 83760, 90740, 91260, 94230, 100512, 108888, 117962, 121680, 122499, 125640, 136110, 145184, 146016, 150768, 163332, 167520, 176943, 181480, 182520, 188460, 204165, 217776, 235924, 243360, 244998, 251280, 272220, 294905, 301536, 326664, 353886, 362960, 365040, 376920, 408330, 435552, 471848, 489996, 502560, 530829, 544440, 589810, 612495, 653328, 707772, 725920, 730080, 753840, 816660, 884715, 943696, 979992, 1061658, 1088880, 1179620, 1224990, 1306656, 1415544, 1507680, 1592487, 1633320, 1769430, 1887392, 1959984, 2123316, 2177760, 2359240, 2449980, 2654145, 2831088, 3184974, 3266640, 3538860, 3919968, 4246632, 4718480, 4899960, 5308290, 5662176, 6369948, 6533280, 7077720, 7962435, 8493264, 9436960, 9799920, 10616580, 12739896, 14155440, 15924870, 16986528, 19599840, 21233160, 25479792, 28310880, 31849740, 42466320, 50959584, 63699480, 84932640, 127398960, 254797920]

約数ペア:

[(1, 254797920), (2, 127398960), (3, 84932640), (4, 63699480), (5, 50959584), (6, 42466320), (8, 31849740), (9, 28310880), (10, 25479792), (12, 21233160), (13, 19599840), (15, 16986528), (16, 15924870), (18, 14155440), (20, 12739896), (24, 10616580), (26, 9799920), (27, 9436960), (30, 8493264), (32, 7962435), (36, 7077720), (39, 6533280), (40, 6369948), (45, 5662176), (48, 5308290), (52, 4899960), (54, 4718480), (60, 4246632), (65, 3919968), (72, 3538860), (78, 3266640), (80, 3184974), (90, 2831088), (96, 2654145), (104, 2449980), (108, 2359240), (117, 2177760), (120, 2123316), (130, 1959984), (135, 1887392), (144, 1769430), (156, 1633320), (160, 1592487), (169, 1507680), (180, 1415544), (195, 1306656), (208, 1224990), (216, 1179620), (234, 1088880), (240, 1061658), (260, 979992), (270, 943696), (288, 884715), (312, 816660), (338, 753840), (349, 730080), (351, 725920), (360, 707772), (390, 653328), (416, 612495), (432, 589810), (468, 544440), (480, 530829), (507, 502560), (520, 489996), (540, 471848), (585, 435552), (624, 408330), (676, 376920), (698, 365040), (702, 362960), (720, 353886), (780, 326664), (845, 301536), (864, 294905), (936, 272220), (1014, 251280), (1040, 244998), (1047, 243360), (1080, 235924), (1170, 217776), (1248, 204165), (1352, 188460), (1396, 182520), (1404, 181480), (1440, 176943), (1521, 167520), (1560, 163332), (1690, 150768), (1745, 146016), (1755, 145184), (1872, 136110), (2028, 125640), (2080, 122499), (2094, 121680), (2160, 117962), (2340, 108888), (2535, 100512), (2704, 94230), (2792, 91260), (2808, 90740), (3042, 83760), (3120, 81666), (3141, 81120), (3380, 75384), (3490, 73008), (3510, 72592), (3744, 68055), (4056, 62820), (4188, 60840), (4320, 58981), (4537, 56160), (4563, 55840), (4680, 54444), (5070, 50256), (5235, 48672), (5408, 47115), (5584, 45630), (5616, 45370), (6084, 41880), (6240, 40833), (6282, 40560), (6760, 37692), (6980, 36504), (7020, 36296), (7605, 33504), (8112, 31410), (8376, 30420), (9074, 28080), (9126, 27920), (9360, 27222), (9423, 27040), (10140, 25128), (10470, 24336), (11168, 22815), (11232, 22685), (12168, 20940), (12564, 20280), (13520, 18846), (13611, 18720), (13960, 18252), (14040, 18148), (15210, 16752), (15705, 16224)]