81353700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1091

約数の個数: 144

約数和(自身を含む): 270816000

約数和(自身を除く): 189462300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 29, 30, 36, 45, 50, 54, 58, 60, 75, 87, 90, 100, 108, 116, 135, 145, 150, 174, 180, 225, 261, 270, 290, 300, 348, 435, 450, 522, 540, 580, 675, 725, 783, 870, 900, 1039, 1044, 1305, 1350, 1450, 1566, 1740, 2078, 2175, 2610, 2700, 2900, 3117, 3132, 3915, 4156, 4350, 5195, 5220, 6234, 6525, 7830, 8700, 9351, 10390, 12468, 13050, 15585, 15660, 18702, 19575, 20780, 25975, 26100, 28053, 30131, 31170, 37404, 39150, 46755, 51950, 56106, 60262, 62340, 77925, 78300, 90393, 93510, 103900, 112212, 120524, 140265, 150655, 155850, 180786, 187020, 233775, 271179, 280530, 301310, 311700, 361572, 451965, 467550, 542358, 561060, 602620, 701325, 753275, 813537, 903930, 935100, 1084716, 1355895, 1402650, 1506550, 1627074, 1807860, 2259825, 2711790, 2805300, 3013100, 3254148, 4067685, 4519650, 5423580, 6779475, 8135370, 9039300, 13558950, 16270740, 20338425, 27117900, 40676850, 81353700]

約数ペア:

[(1, 81353700), (2, 40676850), (3, 27117900), (4, 20338425), (5, 16270740), (6, 13558950), (9, 9039300), (10, 8135370), (12, 6779475), (15, 5423580), (18, 4519650), (20, 4067685), (25, 3254148), (27, 3013100), (29, 2805300), (30, 2711790), (36, 2259825), (45, 1807860), (50, 1627074), (54, 1506550), (58, 1402650), (60, 1355895), (75, 1084716), (87, 935100), (90, 903930), (100, 813537), (108, 753275), (116, 701325), (135, 602620), (145, 561060), (150, 542358), (174, 467550), (180, 451965), (225, 361572), (261, 311700), (270, 301310), (290, 280530), (300, 271179), (348, 233775), (435, 187020), (450, 180786), (522, 155850), (540, 150655), (580, 140265), (675, 120524), (725, 112212), (783, 103900), (870, 93510), (900, 90393), (1039, 78300), (1044, 77925), (1305, 62340), (1350, 60262), (1450, 56106), (1566, 51950), (1740, 46755), (2078, 39150), (2175, 37404), (2610, 31170), (2700, 30131), (2900, 28053), (3117, 26100), (3132, 25975), (3915, 20780), (4156, 19575), (4350, 18702), (5195, 15660), (5220, 15585), (6234, 13050), (6525, 12468), (7830, 10390), (8700, 9351)]