72887580

素因数分解:

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

素因数の和:177

約数の個数: 144

約数和(自身を含む): 235337760

約数和(自身を除く): 162450180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 73, 86, 90, 108, 129, 135, 146, 172, 180, 215, 219, 258, 270, 292, 365, 387, 430, 438, 516, 540, 645, 657, 730, 774, 860, 876, 1095, 1161, 1290, 1314, 1460, 1548, 1849, 1935, 1971, 2190, 2322, 2580, 2628, 3139, 3285, 3698, 3870, 3942, 4380, 4644, 5547, 5805, 6278, 6570, 7396, 7740, 7884, 9245, 9417, 9855, 11094, 11610, 12556, 13140, 15695, 16641, 18490, 18834, 19710, 22188, 23220, 27735, 28251, 31390, 33282, 36980, 37668, 39420, 47085, 49923, 55470, 56502, 62780, 66564, 83205, 84753, 94170, 99846, 110940, 113004, 134977, 141255, 166410, 169506, 188340, 199692, 249615, 269954, 282510, 332820, 339012, 404931, 423765, 499230, 539908, 565020, 674885, 809862, 847530, 998460, 1214793, 1349770, 1619724, 1695060, 2024655, 2429586, 2699540, 3644379, 4049310, 4859172, 6073965, 7288758, 8098620, 12147930, 14577516, 18221895, 24295860, 36443790, 72887580]

約数ペア:

[(1, 72887580), (2, 36443790), (3, 24295860), (4, 18221895), (5, 14577516), (6, 12147930), (9, 8098620), (10, 7288758), (12, 6073965), (15, 4859172), (18, 4049310), (20, 3644379), (27, 2699540), (30, 2429586), (36, 2024655), (43, 1695060), (45, 1619724), (54, 1349770), (60, 1214793), (73, 998460), (86, 847530), (90, 809862), (108, 674885), (129, 565020), (135, 539908), (146, 499230), (172, 423765), (180, 404931), (215, 339012), (219, 332820), (258, 282510), (270, 269954), (292, 249615), (365, 199692), (387, 188340), (430, 169506), (438, 166410), (516, 141255), (540, 134977), (645, 113004), (657, 110940), (730, 99846), (774, 94170), (860, 84753), (876, 83205), (1095, 66564), (1161, 62780), (1290, 56502), (1314, 55470), (1460, 49923), (1548, 47085), (1849, 39420), (1935, 37668), (1971, 36980), (2190, 33282), (2322, 31390), (2580, 28251), (2628, 27735), (3139, 23220), (3285, 22188), (3698, 19710), (3870, 18834), (3942, 18490), (4380, 16641), (4644, 15695), (5547, 13140), (5805, 12556), (6278, 11610), (6570, 11094), (7396, 9855), (7740, 9417), (7884, 9245)]