278890560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:243

約数の個数: 336

約数和(自身を含む): 1070945280

約数和(自身を除く): 792054720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 191, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 338, 351, 360, 382, 390, 416, 432, 468, 480, 507, 520, 540, 573, 576, 585, 624, 676, 702, 720, 764, 780, 832, 845, 864, 936, 955, 960, 1014, 1040, 1080, 1146, 1170, 1248, 1352, 1404, 1440, 1521, 1528, 1560, 1690, 1719, 1728, 1755, 1872, 1910, 2028, 2080, 2160, 2292, 2340, 2483, 2496, 2535, 2704, 2808, 2865, 2880, 3042, 3056, 3120, 3380, 3438, 3510, 3744, 3820, 4056, 4160, 4320, 4563, 4584, 4680, 4966, 5070, 5157, 5408, 5616, 5730, 6084, 6112, 6240, 6760, 6876, 7020, 7449, 7488, 7605, 7640, 8112, 8595, 8640, 9126, 9168, 9360, 9932, 10140, 10314, 10816, 11232, 11460, 12168, 12224, 12415, 12480, 13520, 13752, 14040, 14898, 15210, 15280, 16224, 17190, 18252, 18336, 18720, 19864, 20280, 20628, 22347, 22464, 22815, 22920, 24336, 24830, 25785, 27040, 27504, 28080, 29796, 30420, 30560, 32279, 32448, 34380, 36504, 36672, 37245, 37440, 39728, 40560, 41256, 44694, 45630, 45840, 48672, 49660, 51570, 54080, 55008, 56160, 59592, 60840, 61120, 64558, 67041, 68760, 73008, 74490, 79456, 81120, 82512, 89388, 91260, 91680, 96837, 97344, 99320, 103140, 110016, 111735, 112320, 119184, 121680, 129116, 134082, 137520, 146016, 148980, 158912, 161395, 162240, 165024, 178776, 182520, 183360, 193674, 198640, 206280, 223470, 238368, 243360, 258232, 268164, 275040, 290511, 292032, 297960, 322790, 330048, 335205, 357552, 365040, 387348, 397280, 412560, 446940, 476736, 484185, 486720, 516464, 536328, 550080, 581022, 595920, 645580, 670410, 715104, 730080, 774696, 794560, 825120, 871533, 893880, 968370, 1032928, 1072656, 1162044, 1191840, 1291160, 1340820, 1430208, 1452555, 1460160, 1549392, 1650240, 1743066, 1787760, 1936740, 2065856, 2145312, 2324088, 2383680, 2582320, 2681640, 2905110, 3098784, 3486132, 3575520, 3873480, 4290624, 4357665, 4648176, 5164640, 5363280, 5810220, 6197568, 6972264, 7151040, 7746960, 8715330, 9296352, 10329280, 10726560, 11620440, 13944528, 15493920, 17430660, 18592704, 21453120, 23240880, 27889056, 30987840, 34861320, 46481760, 55778112, 69722640, 92963520, 139445280, 278890560]

約数ペア:

[(1, 278890560), (2, 139445280), (3, 92963520), (4, 69722640), (5, 55778112), (6, 46481760), (8, 34861320), (9, 30987840), (10, 27889056), (12, 23240880), (13, 21453120), (15, 18592704), (16, 17430660), (18, 15493920), (20, 13944528), (24, 11620440), (26, 10726560), (27, 10329280), (30, 9296352), (32, 8715330), (36, 7746960), (39, 7151040), (40, 6972264), (45, 6197568), (48, 5810220), (52, 5363280), (54, 5164640), (60, 4648176), (64, 4357665), (65, 4290624), (72, 3873480), (78, 3575520), (80, 3486132), (90, 3098784), (96, 2905110), (104, 2681640), (108, 2582320), (117, 2383680), (120, 2324088), (130, 2145312), (135, 2065856), (144, 1936740), (156, 1787760), (160, 1743066), (169, 1650240), (180, 1549392), (191, 1460160), (192, 1452555), (195, 1430208), (208, 1340820), (216, 1291160), (234, 1191840), (240, 1162044), (260, 1072656), (270, 1032928), (288, 968370), (312, 893880), (320, 871533), (338, 825120), (351, 794560), (360, 774696), (382, 730080), (390, 715104), (416, 670410), (432, 645580), (468, 595920), (480, 581022), (507, 550080), (520, 536328), (540, 516464), (573, 486720), (576, 484185), (585, 476736), (624, 446940), (676, 412560), (702, 397280), (720, 387348), (764, 365040), (780, 357552), (832, 335205), (845, 330048), (864, 322790), (936, 297960), (955, 292032), (960, 290511), (1014, 275040), (1040, 268164), (1080, 258232), (1146, 243360), (1170, 238368), (1248, 223470), (1352, 206280), (1404, 198640), (1440, 193674), (1521, 183360), (1528, 182520), (1560, 178776), (1690, 165024), (1719, 162240), (1728, 161395), (1755, 158912), (1872, 148980), (1910, 146016), (2028, 137520), (2080, 134082), (2160, 129116), (2292, 121680), (2340, 119184), (2483, 112320), (2496, 111735), (2535, 110016), (2704, 103140), (2808, 99320), (2865, 97344), (2880, 96837), (3042, 91680), (3056, 91260), (3120, 89388), (3380, 82512), (3438, 81120), (3510, 79456), (3744, 74490), (3820, 73008), (4056, 68760), (4160, 67041), (4320, 64558), (4563, 61120), (4584, 60840), (4680, 59592), (4966, 56160), (5070, 55008), (5157, 54080), (5408, 51570), (5616, 49660), (5730, 48672), (6084, 45840), (6112, 45630), (6240, 44694), (6760, 41256), (6876, 40560), (7020, 39728), (7449, 37440), (7488, 37245), (7605, 36672), (7640, 36504), (8112, 34380), (8595, 32448), (8640, 32279), (9126, 30560), (9168, 30420), (9360, 29796), (9932, 28080), (10140, 27504), (10314, 27040), (10816, 25785), (11232, 24830), (11460, 24336), (12168, 22920), (12224, 22815), (12415, 22464), (12480, 22347), (13520, 20628), (13752, 20280), (14040, 19864), (14898, 18720), (15210, 18336), (15280, 18252), (16224, 17190)]