278903040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 288

約数和(自身を含む): 991716096

約数和(自身を除く): 712813056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 64, 65, 74, 78, 80, 96, 104, 111, 120, 128, 130, 148, 151, 156, 160, 185, 192, 195, 208, 222, 240, 256, 260, 296, 302, 312, 320, 370, 384, 390, 416, 444, 453, 480, 481, 520, 555, 592, 604, 624, 640, 740, 755, 768, 780, 832, 888, 906, 960, 962, 1040, 1110, 1184, 1208, 1248, 1280, 1443, 1480, 1510, 1560, 1664, 1776, 1812, 1920, 1924, 1963, 2080, 2220, 2265, 2368, 2405, 2416, 2496, 2886, 2960, 3020, 3120, 3328, 3552, 3624, 3840, 3848, 3926, 4160, 4440, 4530, 4736, 4810, 4832, 4992, 5587, 5772, 5889, 5920, 6040, 6240, 7104, 7215, 7248, 7696, 7852, 8320, 8880, 9060, 9472, 9620, 9664, 9815, 9984, 11174, 11544, 11778, 11840, 12080, 12480, 14208, 14430, 14496, 15392, 15704, 16640, 16761, 17760, 18120, 19240, 19328, 19630, 22348, 23088, 23556, 23680, 24160, 24960, 27935, 28416, 28860, 28992, 29445, 30784, 31408, 33522, 35520, 36240, 38480, 38656, 39260, 44696, 46176, 47112, 47360, 48320, 49920, 55870, 57720, 57984, 58890, 61568, 62816, 67044, 71040, 72480, 72631, 76960, 78520, 83805, 89392, 92352, 94224, 96640, 111740, 115440, 115968, 117780, 123136, 125632, 134088, 142080, 144960, 145262, 153920, 157040, 167610, 178784, 184704, 188448, 193280, 217893, 223480, 230880, 235560, 251264, 268176, 289920, 290524, 307840, 314080, 335220, 357568, 363155, 369408, 376896, 435786, 446960, 461760, 471120, 502528, 536352, 579840, 581048, 615680, 628160, 670440, 715136, 726310, 753792, 871572, 893920, 923520, 942240, 1072704, 1089465, 1162096, 1256320, 1340880, 1430272, 1452620, 1507584, 1743144, 1787840, 1847040, 1884480, 2145408, 2178930, 2324192, 2512640, 2681760, 2905240, 3486288, 3575680, 3768960, 4290816, 4357860, 4648384, 5363520, 5810480, 6972576, 7151360, 7537920, 8715720, 9296768, 10727040, 11620960, 13945152, 17431440, 18593536, 21454080, 23241920, 27890304, 34862880, 46483840, 55780608, 69725760, 92967680, 139451520, 278903040]

約数ペア:

[(1, 278903040), (2, 139451520), (3, 92967680), (4, 69725760), (5, 55780608), (6, 46483840), (8, 34862880), (10, 27890304), (12, 23241920), (13, 21454080), (15, 18593536), (16, 17431440), (20, 13945152), (24, 11620960), (26, 10727040), (30, 9296768), (32, 8715720), (37, 7537920), (39, 7151360), (40, 6972576), (48, 5810480), (52, 5363520), (60, 4648384), (64, 4357860), (65, 4290816), (74, 3768960), (78, 3575680), (80, 3486288), (96, 2905240), (104, 2681760), (111, 2512640), (120, 2324192), (128, 2178930), (130, 2145408), (148, 1884480), (151, 1847040), (156, 1787840), (160, 1743144), (185, 1507584), (192, 1452620), (195, 1430272), (208, 1340880), (222, 1256320), (240, 1162096), (256, 1089465), (260, 1072704), (296, 942240), (302, 923520), (312, 893920), (320, 871572), (370, 753792), (384, 726310), (390, 715136), (416, 670440), (444, 628160), (453, 615680), (480, 581048), (481, 579840), (520, 536352), (555, 502528), (592, 471120), (604, 461760), (624, 446960), (640, 435786), (740, 376896), (755, 369408), (768, 363155), (780, 357568), (832, 335220), (888, 314080), (906, 307840), (960, 290524), (962, 289920), (1040, 268176), (1110, 251264), (1184, 235560), (1208, 230880), (1248, 223480), (1280, 217893), (1443, 193280), (1480, 188448), (1510, 184704), (1560, 178784), (1664, 167610), (1776, 157040), (1812, 153920), (1920, 145262), (1924, 144960), (1963, 142080), (2080, 134088), (2220, 125632), (2265, 123136), (2368, 117780), (2405, 115968), (2416, 115440), (2496, 111740), (2886, 96640), (2960, 94224), (3020, 92352), (3120, 89392), (3328, 83805), (3552, 78520), (3624, 76960), (3840, 72631), (3848, 72480), (3926, 71040), (4160, 67044), (4440, 62816), (4530, 61568), (4736, 58890), (4810, 57984), (4832, 57720), (4992, 55870), (5587, 49920), (5772, 48320), (5889, 47360), (5920, 47112), (6040, 46176), (6240, 44696), (7104, 39260), (7215, 38656), (7248, 38480), (7696, 36240), (7852, 35520), (8320, 33522), (8880, 31408), (9060, 30784), (9472, 29445), (9620, 28992), (9664, 28860), (9815, 28416), (9984, 27935), (11174, 24960), (11544, 24160), (11778, 23680), (11840, 23556), (12080, 23088), (12480, 22348), (14208, 19630), (14430, 19328), (14496, 19240), (15392, 18120), (15704, 17760), (16640, 16761)]