384917320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2161}}^1$

素因数の和:2306

約数の個数: 64

約数和(自身を含む): 892733040

約数和(自身を除く): 507815720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 244, 292, 305, 365, 488, 584, 610, 730, 1220, 1460, 2161, 2440, 2920, 4322, 4453, 8644, 8906, 10805, 17288, 17812, 21610, 22265, 35624, 43220, 44530, 86440, 89060, 131821, 157753, 178120, 263642, 315506, 527284, 631012, 659105, 788765, 1054568, 1262024, 1318210, 1577530, 2636420, 3155060, 5272840, 6310120, 9622933, 19245866, 38491732, 48114665, 76983464, 96229330, 192458660, 384917320]

約数ペア:

[(1, 384917320), (2, 192458660), (4, 96229330), (5, 76983464), (8, 48114665), (10, 38491732), (20, 19245866), (40, 9622933), (61, 6310120), (73, 5272840), (122, 3155060), (146, 2636420), (244, 1577530), (292, 1318210), (305, 1262024), (365, 1054568), (488, 788765), (584, 659105), (610, 631012), (730, 527284), (1220, 315506), (1460, 263642), (2161, 178120), (2440, 157753), (2920, 131821), (4322, 89060), (4453, 86440), (8644, 44530), (8906, 43220), (10805, 35624), (17288, 22265), (17812, 21610)]