1947900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 5805184

約数和(自身を除く): 3857284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 151, 172, 215, 258, 300, 302, 430, 453, 516, 604, 645, 755, 860, 906, 1075, 1290, 1510, 1812, 2150, 2265, 2580, 3020, 3225, 3775, 4300, 4530, 6450, 6493, 7550, 9060, 11325, 12900, 12986, 15100, 19479, 22650, 25972, 32465, 38958, 45300, 64930, 77916, 97395, 129860, 162325, 194790, 324650, 389580, 486975, 649300, 973950, 1947900]

約数ペア:

[(1, 1947900), (2, 973950), (3, 649300), (4, 486975), (5, 389580), (6, 324650), (10, 194790), (12, 162325), (15, 129860), (20, 97395), (25, 77916), (30, 64930), (43, 45300), (50, 38958), (60, 32465), (75, 25972), (86, 22650), (100, 19479), (129, 15100), (150, 12986), (151, 12900), (172, 11325), (215, 9060), (258, 7550), (300, 6493), (302, 6450), (430, 4530), (453, 4300), (516, 3775), (604, 3225), (645, 3020), (755, 2580), (860, 2265), (906, 2150), (1075, 1812), (1290, 1510)]