81796740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59273}}^1$

素因数の和:59308

約数の個数: 48

約数和(自身を含む): 238992768

約数和(自身を除く): 157196028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 59273, 118546, 177819, 237092, 296365, 355638, 592730, 711276, 889095, 1185460, 1363279, 1778190, 2726558, 3556380, 4089837, 5453116, 6816395, 8179674, 13632790, 16359348, 20449185, 27265580, 40898370, 81796740]

約数ペア:

[(1, 81796740), (2, 40898370), (3, 27265580), (4, 20449185), (5, 16359348), (6, 13632790), (10, 8179674), (12, 6816395), (15, 5453116), (20, 4089837), (23, 3556380), (30, 2726558), (46, 1778190), (60, 1363279), (69, 1185460), (92, 889095), (115, 711276), (138, 592730), (230, 355638), (276, 296365), (345, 237092), (460, 177819), (690, 118546), (1380, 59273)]