291550320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 240

約数和(自身を含む): 1042210080

約数和(自身を除く): 750659760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 73, 80, 86, 90, 108, 120, 129, 135, 144, 146, 172, 180, 215, 216, 219, 240, 258, 270, 292, 344, 360, 365, 387, 430, 432, 438, 516, 540, 584, 645, 657, 688, 720, 730, 774, 860, 876, 1032, 1080, 1095, 1161, 1168, 1290, 1314, 1460, 1548, 1720, 1752, 1849, 1935, 1971, 2064, 2160, 2190, 2322, 2580, 2628, 2920, 3096, 3139, 3285, 3440, 3504, 3698, 3870, 3942, 4380, 4644, 5160, 5256, 5547, 5805, 5840, 6192, 6278, 6570, 7396, 7740, 7884, 8760, 9245, 9288, 9417, 9855, 10320, 10512, 11094, 11610, 12556, 13140, 14792, 15480, 15695, 15768, 16641, 17520, 18490, 18576, 18834, 19710, 22188, 23220, 25112, 26280, 27735, 28251, 29584, 30960, 31390, 31536, 33282, 36980, 37668, 39420, 44376, 46440, 47085, 49923, 50224, 52560, 55470, 56502, 62780, 66564, 73960, 75336, 78840, 83205, 84753, 88752, 92880, 94170, 99846, 110940, 113004, 125560, 133128, 134977, 141255, 147920, 150672, 157680, 166410, 169506, 188340, 199692, 221880, 226008, 249615, 251120, 266256, 269954, 282510, 332820, 339012, 376680, 399384, 404931, 423765, 443760, 452016, 499230, 539908, 565020, 665640, 674885, 678024, 753360, 798768, 809862, 847530, 998460, 1079816, 1130040, 1214793, 1331280, 1349770, 1356048, 1619724, 1695060, 1996920, 2024655, 2159632, 2260080, 2429586, 2699540, 3239448, 3390120, 3644379, 3993840, 4049310, 4859172, 5399080, 6073965, 6478896, 6780240, 7288758, 8098620, 9718344, 10798160, 12147930, 14577516, 16197240, 18221895, 19436688, 24295860, 29155032, 32394480, 36443790, 48591720, 58310064, 72887580, 97183440, 145775160, 291550320]

約数ペア:

[(1, 291550320), (2, 145775160), (3, 97183440), (4, 72887580), (5, 58310064), (6, 48591720), (8, 36443790), (9, 32394480), (10, 29155032), (12, 24295860), (15, 19436688), (16, 18221895), (18, 16197240), (20, 14577516), (24, 12147930), (27, 10798160), (30, 9718344), (36, 8098620), (40, 7288758), (43, 6780240), (45, 6478896), (48, 6073965), (54, 5399080), (60, 4859172), (72, 4049310), (73, 3993840), (80, 3644379), (86, 3390120), (90, 3239448), (108, 2699540), (120, 2429586), (129, 2260080), (135, 2159632), (144, 2024655), (146, 1996920), (172, 1695060), (180, 1619724), (215, 1356048), (216, 1349770), (219, 1331280), (240, 1214793), (258, 1130040), (270, 1079816), (292, 998460), (344, 847530), (360, 809862), (365, 798768), (387, 753360), (430, 678024), (432, 674885), (438, 665640), (516, 565020), (540, 539908), (584, 499230), (645, 452016), (657, 443760), (688, 423765), (720, 404931), (730, 399384), (774, 376680), (860, 339012), (876, 332820), (1032, 282510), (1080, 269954), (1095, 266256), (1161, 251120), (1168, 249615), (1290, 226008), (1314, 221880), (1460, 199692), (1548, 188340), (1720, 169506), (1752, 166410), (1849, 157680), (1935, 150672), (1971, 147920), (2064, 141255), (2160, 134977), (2190, 133128), (2322, 125560), (2580, 113004), (2628, 110940), (2920, 99846), (3096, 94170), (3139, 92880), (3285, 88752), (3440, 84753), (3504, 83205), (3698, 78840), (3870, 75336), (3942, 73960), (4380, 66564), (4644, 62780), (5160, 56502), (5256, 55470), (5547, 52560), (5805, 50224), (5840, 49923), (6192, 47085), (6278, 46440), (6570, 44376), (7396, 39420), (7740, 37668), (7884, 36980), (8760, 33282), (9245, 31536), (9288, 31390), (9417, 30960), (9855, 29584), (10320, 28251), (10512, 27735), (11094, 26280), (11610, 25112), (12556, 23220), (13140, 22188), (14792, 19710), (15480, 18834), (15695, 18576), (15768, 18490), (16641, 17520)]