278464680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 288

約数和(自身を含む): 1027728000

約数和(自身を除く): 749263320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 60, 65, 69, 72, 78, 90, 92, 104, 115, 117, 120, 130, 138, 156, 169, 180, 184, 195, 199, 207, 230, 234, 260, 276, 299, 312, 338, 345, 360, 390, 398, 414, 460, 468, 507, 520, 552, 585, 597, 598, 676, 690, 780, 796, 828, 845, 897, 920, 936, 995, 1014, 1035, 1170, 1194, 1196, 1352, 1380, 1495, 1521, 1560, 1592, 1656, 1690, 1791, 1794, 1990, 2028, 2070, 2340, 2388, 2392, 2535, 2587, 2691, 2760, 2985, 2990, 3042, 3380, 3582, 3588, 3887, 3980, 4056, 4140, 4485, 4577, 4680, 4776, 5070, 5174, 5382, 5970, 5980, 6084, 6760, 7164, 7176, 7605, 7761, 7774, 7960, 8280, 8955, 8970, 9154, 10140, 10348, 10764, 11661, 11940, 11960, 12168, 12935, 13455, 13731, 14328, 15210, 15522, 15548, 17910, 17940, 18308, 19435, 20280, 20696, 21528, 22885, 23283, 23322, 23880, 25870, 26910, 27462, 30420, 31044, 31096, 33631, 34983, 35820, 35880, 36616, 38805, 38870, 41193, 45770, 46566, 46644, 51740, 53820, 54924, 58305, 59501, 60840, 62088, 67262, 68655, 69966, 71640, 77610, 77740, 82386, 91540, 93132, 93288, 100893, 103480, 107640, 109848, 116415, 116610, 119002, 134524, 137310, 139932, 155220, 155480, 164772, 168155, 174915, 178503, 183080, 186264, 201786, 205965, 232830, 233220, 238004, 269048, 274620, 279864, 297505, 302679, 310440, 329544, 336310, 349830, 357006, 403572, 411930, 465660, 466440, 476008, 504465, 535509, 549240, 595010, 605358, 672620, 699660, 714012, 773513, 807144, 823860, 892515, 931320, 1008930, 1071018, 1190020, 1210716, 1345240, 1399320, 1428024, 1513395, 1547026, 1647720, 1785030, 2017860, 2142036, 2320539, 2380040, 2421432, 2677545, 3026790, 3094052, 3570060, 3867565, 4035720, 4284072, 4641078, 5355090, 6053580, 6188104, 6961617, 7140120, 7735130, 9282156, 10710180, 11602695, 12107160, 13923234, 15470260, 18564312, 21420360, 23205390, 27846468, 30940520, 34808085, 46410780, 55692936, 69616170, 92821560, 139232340, 278464680]

約数ペア:

[(1, 278464680), (2, 139232340), (3, 92821560), (4, 69616170), (5, 55692936), (6, 46410780), (8, 34808085), (9, 30940520), (10, 27846468), (12, 23205390), (13, 21420360), (15, 18564312), (18, 15470260), (20, 13923234), (23, 12107160), (24, 11602695), (26, 10710180), (30, 9282156), (36, 7735130), (39, 7140120), (40, 6961617), (45, 6188104), (46, 6053580), (52, 5355090), (60, 4641078), (65, 4284072), (69, 4035720), (72, 3867565), (78, 3570060), (90, 3094052), (92, 3026790), (104, 2677545), (115, 2421432), (117, 2380040), (120, 2320539), (130, 2142036), (138, 2017860), (156, 1785030), (169, 1647720), (180, 1547026), (184, 1513395), (195, 1428024), (199, 1399320), (207, 1345240), (230, 1210716), (234, 1190020), (260, 1071018), (276, 1008930), (299, 931320), (312, 892515), (338, 823860), (345, 807144), (360, 773513), (390, 714012), (398, 699660), (414, 672620), (460, 605358), (468, 595010), (507, 549240), (520, 535509), (552, 504465), (585, 476008), (597, 466440), (598, 465660), (676, 411930), (690, 403572), (780, 357006), (796, 349830), (828, 336310), (845, 329544), (897, 310440), (920, 302679), (936, 297505), (995, 279864), (1014, 274620), (1035, 269048), (1170, 238004), (1194, 233220), (1196, 232830), (1352, 205965), (1380, 201786), (1495, 186264), (1521, 183080), (1560, 178503), (1592, 174915), (1656, 168155), (1690, 164772), (1791, 155480), (1794, 155220), (1990, 139932), (2028, 137310), (2070, 134524), (2340, 119002), (2388, 116610), (2392, 116415), (2535, 109848), (2587, 107640), (2691, 103480), (2760, 100893), (2985, 93288), (2990, 93132), (3042, 91540), (3380, 82386), (3582, 77740), (3588, 77610), (3887, 71640), (3980, 69966), (4056, 68655), (4140, 67262), (4485, 62088), (4577, 60840), (4680, 59501), (4776, 58305), (5070, 54924), (5174, 53820), (5382, 51740), (5970, 46644), (5980, 46566), (6084, 45770), (6760, 41193), (7164, 38870), (7176, 38805), (7605, 36616), (7761, 35880), (7774, 35820), (7960, 34983), (8280, 33631), (8955, 31096), (8970, 31044), (9154, 30420), (10140, 27462), (10348, 26910), (10764, 25870), (11661, 23880), (11940, 23322), (11960, 23283), (12168, 22885), (12935, 21528), (13455, 20696), (13731, 20280), (14328, 19435), (15210, 18308), (15522, 17940), (15548, 17910)]