266609280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 720424320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 83, 84, 96, 105, 112, 120, 128, 140, 160, 166, 168, 192, 210, 224, 239, 240, 249, 280, 320, 332, 336, 384, 415, 420, 448, 478, 480, 498, 560, 581, 640, 664, 672, 717, 830, 840, 896, 956, 960, 996, 1120, 1162, 1195, 1245, 1328, 1344, 1434, 1660, 1673, 1680, 1743, 1912, 1920, 1992, 2240, 2324, 2390, 2490, 2656, 2688, 2868, 2905, 3320, 3346, 3360, 3486, 3585, 3824, 3984, 4480, 4648, 4780, 4980, 5019, 5312, 5736, 5810, 6640, 6692, 6720, 6972, 7170, 7648, 7968, 8365, 8715, 9296, 9560, 9960, 10038, 10624, 11472, 11620, 13280, 13384, 13440, 13944, 14340, 15296, 15936, 16730, 17430, 18592, 19120, 19837, 19920, 20076, 22944, 23240, 25095, 26560, 26768, 27888, 28680, 30592, 31872, 33460, 34860, 37184, 38240, 39674, 39840, 40152, 45888, 46480, 50190, 53120, 53536, 55776, 57360, 59511, 66920, 69720, 74368, 76480, 79348, 79680, 80304, 91776, 92960, 99185, 100380, 107072, 111552, 114720, 119022, 133840, 138859, 139440, 152960, 158696, 159360, 160608, 185920, 198370, 200760, 214144, 223104, 229440, 238044, 267680, 277718, 278880, 297555, 317392, 321216, 371840, 396740, 401520, 416577, 458880, 476088, 535360, 555436, 557760, 595110, 634784, 642432, 694295, 793480, 803040, 833154, 952176, 1070720, 1110872, 1115520, 1190220, 1269568, 1388590, 1586960, 1606080, 1666308, 1904352, 2082885, 2221744, 2380440, 2539136, 2777180, 3173920, 3212160, 3332616, 3808704, 4165770, 4443488, 4760880, 5554360, 6347840, 6665232, 7617408, 8331540, 8886976, 9521760, 11108720, 12695680, 13330464, 16663080, 17773952, 19043520, 22217440, 26660928, 33326160, 38087040, 44434880, 53321856, 66652320, 88869760, 133304640, 266609280]

約数ペア:

[(1, 266609280), (2, 133304640), (3, 88869760), (4, 66652320), (5, 53321856), (6, 44434880), (7, 38087040), (8, 33326160), (10, 26660928), (12, 22217440), (14, 19043520), (15, 17773952), (16, 16663080), (20, 13330464), (21, 12695680), (24, 11108720), (28, 9521760), (30, 8886976), (32, 8331540), (35, 7617408), (40, 6665232), (42, 6347840), (48, 5554360), (56, 4760880), (60, 4443488), (64, 4165770), (70, 3808704), (80, 3332616), (83, 3212160), (84, 3173920), (96, 2777180), (105, 2539136), (112, 2380440), (120, 2221744), (128, 2082885), (140, 1904352), (160, 1666308), (166, 1606080), (168, 1586960), (192, 1388590), (210, 1269568), (224, 1190220), (239, 1115520), (240, 1110872), (249, 1070720), (280, 952176), (320, 833154), (332, 803040), (336, 793480), (384, 694295), (415, 642432), (420, 634784), (448, 595110), (478, 557760), (480, 555436), (498, 535360), (560, 476088), (581, 458880), (640, 416577), (664, 401520), (672, 396740), (717, 371840), (830, 321216), (840, 317392), (896, 297555), (956, 278880), (960, 277718), (996, 267680), (1120, 238044), (1162, 229440), (1195, 223104), (1245, 214144), (1328, 200760), (1344, 198370), (1434, 185920), (1660, 160608), (1673, 159360), (1680, 158696), (1743, 152960), (1912, 139440), (1920, 138859), (1992, 133840), (2240, 119022), (2324, 114720), (2390, 111552), (2490, 107072), (2656, 100380), (2688, 99185), (2868, 92960), (2905, 91776), (3320, 80304), (3346, 79680), (3360, 79348), (3486, 76480), (3585, 74368), (3824, 69720), (3984, 66920), (4480, 59511), (4648, 57360), (4780, 55776), (4980, 53536), (5019, 53120), (5312, 50190), (5736, 46480), (5810, 45888), (6640, 40152), (6692, 39840), (6720, 39674), (6972, 38240), (7170, 37184), (7648, 34860), (7968, 33460), (8365, 31872), (8715, 30592), (9296, 28680), (9560, 27888), (9960, 26768), (10038, 26560), (10624, 25095), (11472, 23240), (11620, 22944), (13280, 20076), (13384, 19920), (13440, 19837), (13944, 19120), (14340, 18592), (15296, 17430), (15936, 16730)]