209272320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 240

約数和(自身を含む): 750701952

約数和(自身を除く): 541429632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 293, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 586, 620, 640, 720, 744, 768, 879, 930, 960, 992, 1116, 1152, 1172, 1240, 1280, 1395, 1440, 1465, 1488, 1536, 1758, 1860, 1920, 1984, 2232, 2304, 2344, 2480, 2560, 2637, 2790, 2880, 2930, 2976, 3516, 3720, 3840, 3968, 4395, 4464, 4608, 4688, 4960, 5274, 5580, 5760, 5860, 5952, 7032, 7440, 7680, 7936, 8790, 8928, 9083, 9376, 9920, 10548, 11160, 11520, 11720, 11904, 13185, 14064, 14880, 15872, 17580, 17856, 18166, 18752, 19840, 21096, 22320, 23040, 23440, 23808, 26370, 27249, 28128, 29760, 35160, 35712, 36332, 37504, 39680, 42192, 44640, 45415, 46880, 47616, 52740, 54498, 56256, 59520, 70320, 71424, 72664, 75008, 79360, 81747, 84384, 89280, 90830, 93760, 105480, 108996, 112512, 119040, 136245, 140640, 142848, 145328, 150016, 163494, 168768, 178560, 181660, 187520, 210960, 217992, 225024, 238080, 272490, 281280, 290656, 326988, 337536, 357120, 363320, 375040, 408735, 421920, 435984, 450048, 544980, 562560, 581312, 653976, 675072, 714240, 726640, 750080, 817470, 843840, 871968, 1089960, 1125120, 1162624, 1307952, 1350144, 1453280, 1634940, 1687680, 1743936, 2179920, 2250240, 2325248, 2615904, 2906560, 3269880, 3375360, 3487872, 4359840, 4650496, 5231808, 5813120, 6539760, 6750720, 6975744, 8719680, 10463616, 11626240, 13079520, 13951488, 17439360, 20927232, 23252480, 26159040, 34878720, 41854464, 52318080, 69757440, 104636160, 209272320]

約数ペア:

[(1, 209272320), (2, 104636160), (3, 69757440), (4, 52318080), (5, 41854464), (6, 34878720), (8, 26159040), (9, 23252480), (10, 20927232), (12, 17439360), (15, 13951488), (16, 13079520), (18, 11626240), (20, 10463616), (24, 8719680), (30, 6975744), (31, 6750720), (32, 6539760), (36, 5813120), (40, 5231808), (45, 4650496), (48, 4359840), (60, 3487872), (62, 3375360), (64, 3269880), (72, 2906560), (80, 2615904), (90, 2325248), (93, 2250240), (96, 2179920), (120, 1743936), (124, 1687680), (128, 1634940), (144, 1453280), (155, 1350144), (160, 1307952), (180, 1162624), (186, 1125120), (192, 1089960), (240, 871968), (248, 843840), (256, 817470), (279, 750080), (288, 726640), (293, 714240), (310, 675072), (320, 653976), (360, 581312), (372, 562560), (384, 544980), (465, 450048), (480, 435984), (496, 421920), (512, 408735), (558, 375040), (576, 363320), (586, 357120), (620, 337536), (640, 326988), (720, 290656), (744, 281280), (768, 272490), (879, 238080), (930, 225024), (960, 217992), (992, 210960), (1116, 187520), (1152, 181660), (1172, 178560), (1240, 168768), (1280, 163494), (1395, 150016), (1440, 145328), (1465, 142848), (1488, 140640), (1536, 136245), (1758, 119040), (1860, 112512), (1920, 108996), (1984, 105480), (2232, 93760), (2304, 90830), (2344, 89280), (2480, 84384), (2560, 81747), (2637, 79360), (2790, 75008), (2880, 72664), (2930, 71424), (2976, 70320), (3516, 59520), (3720, 56256), (3840, 54498), (3968, 52740), (4395, 47616), (4464, 46880), (4608, 45415), (4688, 44640), (4960, 42192), (5274, 39680), (5580, 37504), (5760, 36332), (5860, 35712), (5952, 35160), (7032, 29760), (7440, 28128), (7680, 27249), (7936, 26370), (8790, 23808), (8928, 23440), (9083, 23040), (9376, 22320), (9920, 21096), (10548, 19840), (11160, 18752), (11520, 18166), (11720, 17856), (11904, 17580), (13185, 15872), (14064, 14880)]