1985706240

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2445

約数の個数: 288

約数和(自身を含む): 7484768256

約数和(自身を除く): 5499062016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2383, 2480, 2604, 2688, 2976, 3255, 3360, 3472, 3720, 3840, 3968, 4340, 4480, 4766, 4960, 5208, 5376, 5952, 6510, 6720, 6944, 7149, 7440, 7936, 8680, 8960, 9532, 9920, 10416, 11904, 11915, 13020, 13440, 13888, 14298, 14880, 16681, 17360, 19064, 19840, 20832, 23808, 23830, 26040, 26880, 27776, 28596, 29760, 33362, 34720, 35745, 38128, 39680, 41664, 47660, 50043, 52080, 55552, 57192, 59520, 66724, 69440, 71490, 73873, 76256, 83328, 83405, 95320, 100086, 104160, 114384, 119040, 133448, 138880, 142980, 147746, 152512, 166656, 166810, 190640, 200172, 208320, 221619, 228768, 250215, 266896, 277760, 285960, 295492, 305024, 333620, 369365, 381280, 400344, 416640, 443238, 457536, 500430, 517111, 533792, 571920, 590984, 610048, 667240, 738730, 762560, 800688, 833280, 886476, 915072, 1000860, 1034222, 1067584, 1108095, 1143840, 1181968, 1334480, 1477460, 1525120, 1551333, 1601376, 1772952, 1830144, 2001720, 2068444, 2135168, 2216190, 2287680, 2363936, 2585555, 2668960, 2954920, 3050240, 3102666, 3202752, 3545904, 4003440, 4136888, 4270336, 4432380, 4575360, 4727872, 5171110, 5337920, 5909840, 6205332, 6405504, 7091808, 7756665, 8006880, 8273776, 8864760, 9150720, 9455744, 10342220, 10675840, 11819680, 12410664, 12811008, 14183616, 15513330, 16013760, 16547552, 17729520, 18911488, 20684440, 21351680, 23639360, 24821328, 28367232, 31026660, 32027520, 33095104, 35459040, 41368880, 47278720, 49642656, 56734464, 62053320, 64055040, 66190208, 70918080, 82737760, 94557440, 99285312, 124106640, 132380416, 141836160, 165475520, 198570624, 248213280, 283672320, 330951040, 397141248, 496426560, 661902080, 992853120, 1985706240]

約数ペア:

[(1, 1985706240), (2, 992853120), (3, 661902080), (4, 496426560), (5, 397141248), (6, 330951040), (7, 283672320), (8, 248213280), (10, 198570624), (12, 165475520), (14, 141836160), (15, 132380416), (16, 124106640), (20, 99285312), (21, 94557440), (24, 82737760), (28, 70918080), (30, 66190208), (31, 64055040), (32, 62053320), (35, 56734464), (40, 49642656), (42, 47278720), (48, 41368880), (56, 35459040), (60, 33095104), (62, 32027520), (64, 31026660), (70, 28367232), (80, 24821328), (84, 23639360), (93, 21351680), (96, 20684440), (105, 18911488), (112, 17729520), (120, 16547552), (124, 16013760), (128, 15513330), (140, 14183616), (155, 12811008), (160, 12410664), (168, 11819680), (186, 10675840), (192, 10342220), (210, 9455744), (217, 9150720), (224, 8864760), (240, 8273776), (248, 8006880), (256, 7756665), (280, 7091808), (310, 6405504), (320, 6205332), (336, 5909840), (372, 5337920), (384, 5171110), (420, 4727872), (434, 4575360), (448, 4432380), (465, 4270336), (480, 4136888), (496, 4003440), (560, 3545904), (620, 3202752), (640, 3102666), (651, 3050240), (672, 2954920), (744, 2668960), (768, 2585555), (840, 2363936), (868, 2287680), (896, 2216190), (930, 2135168), (960, 2068444), (992, 2001720), (1085, 1830144), (1120, 1772952), (1240, 1601376), (1280, 1551333), (1302, 1525120), (1344, 1477460), (1488, 1334480), (1680, 1181968), (1736, 1143840), (1792, 1108095), (1860, 1067584), (1920, 1034222), (1984, 1000860), (2170, 915072), (2240, 886476), (2383, 833280), (2480, 800688), (2604, 762560), (2688, 738730), (2976, 667240), (3255, 610048), (3360, 590984), (3472, 571920), (3720, 533792), (3840, 517111), (3968, 500430), (4340, 457536), (4480, 443238), (4766, 416640), (4960, 400344), (5208, 381280), (5376, 369365), (5952, 333620), (6510, 305024), (6720, 295492), (6944, 285960), (7149, 277760), (7440, 266896), (7936, 250215), (8680, 228768), (8960, 221619), (9532, 208320), (9920, 200172), (10416, 190640), (11904, 166810), (11915, 166656), (13020, 152512), (13440, 147746), (13888, 142980), (14298, 138880), (14880, 133448), (16681, 119040), (17360, 114384), (19064, 104160), (19840, 100086), (20832, 95320), (23808, 83405), (23830, 83328), (26040, 76256), (26880, 73873), (27776, 71490), (28596, 69440), (29760, 66724), (33362, 59520), (34720, 57192), (35745, 55552), (38128, 52080), (39680, 50043), (41664, 47660)]