637221120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 2161603584

約数和(自身を除く): 1524382464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 53, 60, 62, 64, 80, 93, 96, 101, 106, 120, 124, 128, 155, 159, 160, 186, 192, 202, 212, 240, 248, 256, 265, 303, 310, 318, 320, 372, 384, 404, 424, 465, 480, 496, 505, 530, 606, 620, 636, 640, 744, 768, 795, 808, 848, 930, 960, 992, 1010, 1060, 1212, 1240, 1272, 1280, 1488, 1515, 1590, 1616, 1643, 1696, 1860, 1920, 1984, 2020, 2120, 2424, 2480, 2544, 2976, 3030, 3131, 3180, 3232, 3286, 3392, 3720, 3840, 3968, 4040, 4240, 4848, 4929, 4960, 5088, 5353, 5952, 6060, 6262, 6360, 6464, 6572, 6784, 7440, 7936, 8080, 8215, 8480, 9393, 9696, 9858, 9920, 10176, 10706, 11904, 12120, 12524, 12720, 12928, 13144, 13568, 14880, 15655, 16059, 16160, 16430, 16960, 18786, 19392, 19716, 19840, 20352, 21412, 23808, 24240, 24645, 25048, 25440, 25856, 26288, 26765, 29760, 31310, 32118, 32320, 32860, 33920, 37572, 38784, 39432, 39680, 40704, 42824, 46965, 48480, 49290, 50096, 50880, 52576, 53530, 59520, 62620, 64236, 64640, 65720, 67840, 75144, 77568, 78864, 80295, 85648, 93930, 96960, 98580, 100192, 101760, 105152, 107060, 119040, 125240, 128472, 129280, 131440, 150288, 157728, 160590, 165943, 171296, 187860, 193920, 197160, 200384, 203520, 210304, 214120, 250480, 256944, 262880, 300576, 315456, 321180, 331886, 342592, 375720, 387840, 394320, 400768, 420608, 428240, 497829, 500960, 513888, 525760, 601152, 630912, 642360, 663772, 685184, 751440, 788640, 801536, 829715, 856480, 995658, 1001920, 1027776, 1051520, 1202304, 1261824, 1284720, 1327544, 1370368, 1502880, 1577280, 1659430, 1712960, 1991316, 2003840, 2055552, 2103040, 2404608, 2489145, 2569440, 2655088, 3005760, 3154560, 3318860, 3425920, 3982632, 4007680, 4111104, 4978290, 5138880, 5310176, 6011520, 6309120, 6637720, 6851840, 7965264, 9956580, 10277760, 10620352, 12023040, 13275440, 15930528, 19913160, 20555520, 21240704, 26550880, 31861056, 39826320, 42481408, 53101760, 63722112, 79652640, 106203520, 127444224, 159305280, 212407040, 318610560, 637221120]

約数ペア:

[(1, 637221120), (2, 318610560), (3, 212407040), (4, 159305280), (5, 127444224), (6, 106203520), (8, 79652640), (10, 63722112), (12, 53101760), (15, 42481408), (16, 39826320), (20, 31861056), (24, 26550880), (30, 21240704), (31, 20555520), (32, 19913160), (40, 15930528), (48, 13275440), (53, 12023040), (60, 10620352), (62, 10277760), (64, 9956580), (80, 7965264), (93, 6851840), (96, 6637720), (101, 6309120), (106, 6011520), (120, 5310176), (124, 5138880), (128, 4978290), (155, 4111104), (159, 4007680), (160, 3982632), (186, 3425920), (192, 3318860), (202, 3154560), (212, 3005760), (240, 2655088), (248, 2569440), (256, 2489145), (265, 2404608), (303, 2103040), (310, 2055552), (318, 2003840), (320, 1991316), (372, 1712960), (384, 1659430), (404, 1577280), (424, 1502880), (465, 1370368), (480, 1327544), (496, 1284720), (505, 1261824), (530, 1202304), (606, 1051520), (620, 1027776), (636, 1001920), (640, 995658), (744, 856480), (768, 829715), (795, 801536), (808, 788640), (848, 751440), (930, 685184), (960, 663772), (992, 642360), (1010, 630912), (1060, 601152), (1212, 525760), (1240, 513888), (1272, 500960), (1280, 497829), (1488, 428240), (1515, 420608), (1590, 400768), (1616, 394320), (1643, 387840), (1696, 375720), (1860, 342592), (1920, 331886), (1984, 321180), (2020, 315456), (2120, 300576), (2424, 262880), (2480, 256944), (2544, 250480), (2976, 214120), (3030, 210304), (3131, 203520), (3180, 200384), (3232, 197160), (3286, 193920), (3392, 187860), (3720, 171296), (3840, 165943), (3968, 160590), (4040, 157728), (4240, 150288), (4848, 131440), (4929, 129280), (4960, 128472), (5088, 125240), (5353, 119040), (5952, 107060), (6060, 105152), (6262, 101760), (6360, 100192), (6464, 98580), (6572, 96960), (6784, 93930), (7440, 85648), (7936, 80295), (8080, 78864), (8215, 77568), (8480, 75144), (9393, 67840), (9696, 65720), (9858, 64640), (9920, 64236), (10176, 62620), (10706, 59520), (11904, 53530), (12120, 52576), (12524, 50880), (12720, 50096), (12928, 49290), (13144, 48480), (13568, 46965), (14880, 42824), (15655, 40704), (16059, 39680), (16160, 39432), (16430, 38784), (16960, 37572), (18786, 33920), (19392, 32860), (19716, 32320), (19840, 32118), (20352, 31310), (21412, 29760), (23808, 26765), (24240, 26288), (24645, 25856), (25048, 25440)]