257016240

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:160

約数の個数: 320

約数和(自身を含む): 973687680

約数和(自身を除く): 716671440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 113, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 226, 234, 240, 243, 260, 270, 312, 324, 339, 351, 360, 390, 405, 432, 452, 468, 486, 520, 540, 565, 585, 624, 648, 678, 702, 720, 729, 780, 810, 904, 936, 972, 1017, 1040, 1053, 1080, 1130, 1170, 1215, 1296, 1356, 1404, 1458, 1469, 1560, 1620, 1695, 1755, 1808, 1872, 1944, 2034, 2106, 2160, 2187, 2260, 2340, 2430, 2712, 2808, 2916, 2938, 3051, 3120, 3159, 3240, 3390, 3510, 3645, 3888, 4068, 4212, 4374, 4407, 4520, 4680, 4860, 5085, 5265, 5424, 5616, 5832, 5876, 6102, 6318, 6480, 6780, 7020, 7290, 7345, 8136, 8424, 8748, 8814, 9040, 9153, 9360, 9477, 9720, 10170, 10530, 10935, 11664, 11752, 12204, 12636, 13221, 13560, 14040, 14580, 14690, 15255, 15795, 16272, 16848, 17496, 17628, 18306, 18954, 19440, 20340, 21060, 21870, 22035, 23504, 24408, 25272, 26442, 27120, 27459, 28080, 28431, 29160, 29380, 30510, 31590, 34992, 35256, 36612, 37908, 39663, 40680, 42120, 43740, 44070, 45765, 47385, 48816, 50544, 52884, 54918, 56862, 58320, 58760, 61020, 63180, 66105, 70512, 73224, 75816, 79326, 81360, 82377, 84240, 87480, 88140, 91530, 94770, 105768, 109836, 113724, 117520, 118989, 122040, 126360, 132210, 137295, 142155, 146448, 151632, 158652, 164754, 174960, 176280, 183060, 189540, 198315, 211536, 219672, 227448, 237978, 244080, 247131, 252720, 264420, 274590, 284310, 317304, 329508, 352560, 356967, 366120, 379080, 396630, 411885, 439344, 454896, 475956, 494262, 528840, 549180, 568620, 594945, 634608, 659016, 713934, 732240, 758160, 793260, 823770, 951912, 988524, 1057680, 1070901, 1098360, 1137240, 1189890, 1235655, 1318032, 1427868, 1586520, 1647540, 1784835, 1903824, 1977048, 2141802, 2196720, 2274480, 2379780, 2471310, 2855736, 3173040, 3212703, 3295080, 3569670, 3954096, 4283604, 4759560, 4942620, 5354505, 5711472, 6425406, 6590160, 7139340, 8567208, 9519120, 9885240, 10709010, 12850812, 14278680, 16063515, 17134416, 19770480, 21418020, 25701624, 28557360, 32127030, 42836040, 51403248, 64254060, 85672080, 128508120, 257016240]

約数ペア:

[(1, 257016240), (2, 128508120), (3, 85672080), (4, 64254060), (5, 51403248), (6, 42836040), (8, 32127030), (9, 28557360), (10, 25701624), (12, 21418020), (13, 19770480), (15, 17134416), (16, 16063515), (18, 14278680), (20, 12850812), (24, 10709010), (26, 9885240), (27, 9519120), (30, 8567208), (36, 7139340), (39, 6590160), (40, 6425406), (45, 5711472), (48, 5354505), (52, 4942620), (54, 4759560), (60, 4283604), (65, 3954096), (72, 3569670), (78, 3295080), (80, 3212703), (81, 3173040), (90, 2855736), (104, 2471310), (108, 2379780), (113, 2274480), (117, 2196720), (120, 2141802), (130, 1977048), (135, 1903824), (144, 1784835), (156, 1647540), (162, 1586520), (180, 1427868), (195, 1318032), (208, 1235655), (216, 1189890), (226, 1137240), (234, 1098360), (240, 1070901), (243, 1057680), (260, 988524), (270, 951912), (312, 823770), (324, 793260), (339, 758160), (351, 732240), (360, 713934), (390, 659016), (405, 634608), (432, 594945), (452, 568620), (468, 549180), (486, 528840), (520, 494262), (540, 475956), (565, 454896), (585, 439344), (624, 411885), (648, 396630), (678, 379080), (702, 366120), (720, 356967), (729, 352560), (780, 329508), (810, 317304), (904, 284310), (936, 274590), (972, 264420), (1017, 252720), (1040, 247131), (1053, 244080), (1080, 237978), (1130, 227448), (1170, 219672), (1215, 211536), (1296, 198315), (1356, 189540), (1404, 183060), (1458, 176280), (1469, 174960), (1560, 164754), (1620, 158652), (1695, 151632), (1755, 146448), (1808, 142155), (1872, 137295), (1944, 132210), (2034, 126360), (2106, 122040), (2160, 118989), (2187, 117520), (2260, 113724), (2340, 109836), (2430, 105768), (2712, 94770), (2808, 91530), (2916, 88140), (2938, 87480), (3051, 84240), (3120, 82377), (3159, 81360), (3240, 79326), (3390, 75816), (3510, 73224), (3645, 70512), (3888, 66105), (4068, 63180), (4212, 61020), (4374, 58760), (4407, 58320), (4520, 56862), (4680, 54918), (4860, 52884), (5085, 50544), (5265, 48816), (5424, 47385), (5616, 45765), (5832, 44070), (5876, 43740), (6102, 42120), (6318, 40680), (6480, 39663), (6780, 37908), (7020, 36612), (7290, 35256), (7345, 34992), (8136, 31590), (8424, 30510), (8748, 29380), (8814, 29160), (9040, 28431), (9153, 28080), (9360, 27459), (9477, 27120), (9720, 26442), (10170, 25272), (10530, 24408), (10935, 23504), (11664, 22035), (11752, 21870), (12204, 21060), (12636, 20340), (13221, 19440), (13560, 18954), (14040, 18306), (14580, 17628), (14690, 17496), (15255, 16848), (15795, 16272)]