388689900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1128

約数の個数: 144

約数和(自身を含む): 1191590400

約数和(自身を除く): 802900500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 43, 50, 58, 60, 75, 86, 87, 100, 116, 129, 145, 150, 172, 174, 215, 258, 290, 300, 348, 430, 435, 516, 580, 645, 725, 860, 870, 1039, 1075, 1247, 1290, 1450, 1740, 2078, 2150, 2175, 2494, 2580, 2900, 3117, 3225, 3741, 4156, 4300, 4350, 4988, 5195, 6234, 6235, 6450, 7482, 8700, 10390, 12468, 12470, 12900, 14964, 15585, 18705, 20780, 24940, 25975, 30131, 31170, 31175, 37410, 44677, 51950, 60262, 62340, 62350, 74820, 77925, 89354, 90393, 93525, 103900, 120524, 124700, 134031, 150655, 155850, 178708, 180786, 187050, 223385, 268062, 301310, 311700, 361572, 374100, 446770, 451965, 536124, 602620, 670155, 753275, 893540, 903930, 1116925, 1295633, 1340310, 1506550, 1807860, 2233850, 2259825, 2591266, 2680620, 3013100, 3350775, 3886899, 4467700, 4519650, 5182532, 6478165, 6701550, 7773798, 9039300, 12956330, 13403100, 15547596, 19434495, 25912660, 32390825, 38868990, 64781650, 77737980, 97172475, 129563300, 194344950, 388689900]

約数ペア:

[(1, 388689900), (2, 194344950), (3, 129563300), (4, 97172475), (5, 77737980), (6, 64781650), (10, 38868990), (12, 32390825), (15, 25912660), (20, 19434495), (25, 15547596), (29, 13403100), (30, 12956330), (43, 9039300), (50, 7773798), (58, 6701550), (60, 6478165), (75, 5182532), (86, 4519650), (87, 4467700), (100, 3886899), (116, 3350775), (129, 3013100), (145, 2680620), (150, 2591266), (172, 2259825), (174, 2233850), (215, 1807860), (258, 1506550), (290, 1340310), (300, 1295633), (348, 1116925), (430, 903930), (435, 893540), (516, 753275), (580, 670155), (645, 602620), (725, 536124), (860, 451965), (870, 446770), (1039, 374100), (1075, 361572), (1247, 311700), (1290, 301310), (1450, 268062), (1740, 223385), (2078, 187050), (2150, 180786), (2175, 178708), (2494, 155850), (2580, 150655), (2900, 134031), (3117, 124700), (3225, 120524), (3741, 103900), (4156, 93525), (4300, 90393), (4350, 89354), (4988, 77925), (5195, 74820), (6234, 62350), (6235, 62340), (6450, 60262), (7482, 51950), (8700, 44677), (10390, 37410), (12468, 31175), (12470, 31170), (12900, 30131), (14964, 25975), (15585, 24940), (18705, 20780)]