81956400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:603

約数の個数: 120

約数和(自身を含む): 264774720

約数和(自身を除く): 182818320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 163, 200, 240, 300, 326, 400, 419, 489, 600, 652, 815, 838, 978, 1200, 1257, 1304, 1630, 1676, 1956, 2095, 2445, 2514, 2608, 3260, 3352, 3912, 4075, 4190, 4890, 5028, 6285, 6520, 6704, 7824, 8150, 8380, 9780, 10056, 10475, 12225, 12570, 13040, 16300, 16760, 19560, 20112, 20950, 24450, 25140, 31425, 32600, 33520, 39120, 41900, 48900, 50280, 62850, 65200, 68297, 83800, 97800, 100560, 125700, 136594, 167600, 195600, 204891, 251400, 273188, 341485, 409782, 502800, 546376, 682970, 819564, 1024455, 1092752, 1365940, 1639128, 1707425, 2048910, 2731880, 3278256, 3414850, 4097820, 5122275, 5463760, 6829700, 8195640, 10244550, 13659400, 16391280, 20489100, 27318800, 40978200, 81956400]

約数ペア:

[(1, 81956400), (2, 40978200), (3, 27318800), (4, 20489100), (5, 16391280), (6, 13659400), (8, 10244550), (10, 8195640), (12, 6829700), (15, 5463760), (16, 5122275), (20, 4097820), (24, 3414850), (25, 3278256), (30, 2731880), (40, 2048910), (48, 1707425), (50, 1639128), (60, 1365940), (75, 1092752), (80, 1024455), (100, 819564), (120, 682970), (150, 546376), (163, 502800), (200, 409782), (240, 341485), (300, 273188), (326, 251400), (400, 204891), (419, 195600), (489, 167600), (600, 136594), (652, 125700), (815, 100560), (838, 97800), (978, 83800), (1200, 68297), (1257, 65200), (1304, 62850), (1630, 50280), (1676, 48900), (1956, 41900), (2095, 39120), (2445, 33520), (2514, 32600), (2608, 31425), (3260, 25140), (3352, 24450), (3912, 20950), (4075, 20112), (4190, 19560), (4890, 16760), (5028, 16300), (6285, 13040), (6520, 12570), (6704, 12225), (7824, 10475), (8150, 10056), (8380, 9780)]