247377240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 240

約数和(自身を含む): 915369840

約数和(自身を除く): 667992600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 495, 540, 594, 605, 631, 648, 660, 726, 792, 810, 891, 968, 990, 1080, 1089, 1188, 1210, 1262, 1320, 1452, 1485, 1620, 1782, 1815, 1893, 1980, 2178, 2376, 2420, 2524, 2904, 2970, 3155, 3240, 3267, 3564, 3630, 3786, 3960, 4356, 4455, 4840, 5048, 5445, 5679, 5940, 6310, 6534, 6941, 7128, 7260, 7572, 8712, 8910, 9465, 9801, 10890, 11358, 11880, 12620, 13068, 13882, 14520, 15144, 16335, 17037, 17820, 18930, 19602, 20823, 21780, 22716, 25240, 26136, 27764, 28395, 32670, 34074, 34705, 35640, 37860, 39204, 41646, 43560, 45432, 49005, 51111, 55528, 56790, 62469, 65340, 68148, 69410, 75720, 76351, 78408, 83292, 85185, 98010, 102222, 104115, 113580, 124938, 130680, 136296, 138820, 152702, 166584, 170370, 187407, 196020, 204444, 208230, 227160, 229053, 249876, 255555, 277640, 305404, 312345, 340740, 374814, 381755, 392040, 408888, 416460, 458106, 499752, 511110, 562221, 610808, 624690, 681480, 687159, 749628, 763510, 832920, 916212, 937035, 1022220, 1124442, 1145265, 1249380, 1374318, 1499256, 1527020, 1832424, 1874070, 2044440, 2061477, 2248884, 2290530, 2498760, 2748636, 2811105, 3054040, 3435795, 3748140, 4122954, 4497768, 4581060, 5497272, 5622210, 6184431, 6871590, 7496280, 8245908, 9162120, 10307385, 11244420, 12368862, 13743180, 16491816, 20614770, 22488840, 24737724, 27486360, 30922155, 41229540, 49475448, 61844310, 82459080, 123688620, 247377240]

約数ペア:

[(1, 247377240), (2, 123688620), (3, 82459080), (4, 61844310), (5, 49475448), (6, 41229540), (8, 30922155), (9, 27486360), (10, 24737724), (11, 22488840), (12, 20614770), (15, 16491816), (18, 13743180), (20, 12368862), (22, 11244420), (24, 10307385), (27, 9162120), (30, 8245908), (33, 7496280), (36, 6871590), (40, 6184431), (44, 5622210), (45, 5497272), (54, 4581060), (55, 4497768), (60, 4122954), (66, 3748140), (72, 3435795), (81, 3054040), (88, 2811105), (90, 2748636), (99, 2498760), (108, 2290530), (110, 2248884), (120, 2061477), (121, 2044440), (132, 1874070), (135, 1832424), (162, 1527020), (165, 1499256), (180, 1374318), (198, 1249380), (216, 1145265), (220, 1124442), (242, 1022220), (264, 937035), (270, 916212), (297, 832920), (324, 763510), (330, 749628), (360, 687159), (363, 681480), (396, 624690), (405, 610808), (440, 562221), (484, 511110), (495, 499752), (540, 458106), (594, 416460), (605, 408888), (631, 392040), (648, 381755), (660, 374814), (726, 340740), (792, 312345), (810, 305404), (891, 277640), (968, 255555), (990, 249876), (1080, 229053), (1089, 227160), (1188, 208230), (1210, 204444), (1262, 196020), (1320, 187407), (1452, 170370), (1485, 166584), (1620, 152702), (1782, 138820), (1815, 136296), (1893, 130680), (1980, 124938), (2178, 113580), (2376, 104115), (2420, 102222), (2524, 98010), (2904, 85185), (2970, 83292), (3155, 78408), (3240, 76351), (3267, 75720), (3564, 69410), (3630, 68148), (3786, 65340), (3960, 62469), (4356, 56790), (4455, 55528), (4840, 51111), (5048, 49005), (5445, 45432), (5679, 43560), (5940, 41646), (6310, 39204), (6534, 37860), (6941, 35640), (7128, 34705), (7260, 34074), (7572, 32670), (8712, 28395), (8910, 27764), (9465, 26136), (9801, 25240), (10890, 22716), (11358, 21780), (11880, 20823), (12620, 19602), (13068, 18930), (13882, 17820), (14520, 17037), (15144, 16335)]