30272800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:578

約数の個数: 72

約数和(自身を含む): 74995200

約数和(自身を除く): 44722400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 479, 632, 790, 800, 958, 1264, 1580, 1916, 1975, 2395, 2528, 3160, 3832, 3950, 4790, 6320, 7664, 7900, 9580, 11975, 12640, 15328, 15800, 19160, 23950, 31600, 37841, 38320, 47900, 63200, 75682, 76640, 95800, 151364, 189205, 191600, 302728, 378410, 383200, 605456, 756820, 946025, 1210912, 1513640, 1892050, 3027280, 3784100, 6054560, 7568200, 15136400, 30272800]

約数ペア:

[(1, 30272800), (2, 15136400), (4, 7568200), (5, 6054560), (8, 3784100), (10, 3027280), (16, 1892050), (20, 1513640), (25, 1210912), (32, 946025), (40, 756820), (50, 605456), (79, 383200), (80, 378410), (100, 302728), (158, 191600), (160, 189205), (200, 151364), (316, 95800), (395, 76640), (400, 75682), (479, 63200), (632, 47900), (790, 38320), (800, 37841), (958, 31600), (1264, 23950), (1580, 19160), (1916, 15800), (1975, 15328), (2395, 12640), (2528, 11975), (3160, 9580), (3832, 7900), (3950, 7664), (4790, 6320)]