127291613440

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2312711}}^1$

素因数の和:2312775

約数の個数: 72

約数和(自身を含む): 311994099648

約数和(自身を除く): 184702486208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 640, 688, 860, 1280, 1376, 1720, 2752, 3440, 5504, 6880, 11008, 13760, 27520, 55040, 2312711, 4625422, 9250844, 11563555, 18501688, 23127110, 37003376, 46254220, 74006752, 92508440, 99446573, 148013504, 185016880, 198893146, 296027008, 370033760, 397786292, 497232865, 592054016, 740067520, 795572584, 994465730, 1480135040, 1591145168, 1988931460, 2960270080, 3182290336, 3977862920, 6364580672, 7955725840, 12729161344, 15911451680, 25458322688, 31822903360, 63645806720, 127291613440]

約数ペア:

[(1, 127291613440), (2, 63645806720), (4, 31822903360), (5, 25458322688), (8, 15911451680), (10, 12729161344), (16, 7955725840), (20, 6364580672), (32, 3977862920), (40, 3182290336), (43, 2960270080), (64, 1988931460), (80, 1591145168), (86, 1480135040), (128, 994465730), (160, 795572584), (172, 740067520), (215, 592054016), (256, 497232865), (320, 397786292), (344, 370033760), (430, 296027008), (640, 198893146), (688, 185016880), (860, 148013504), (1280, 99446573), (1376, 92508440), (1720, 74006752), (2752, 46254220), (3440, 37003376), (5504, 23127110), (6880, 18501688), (11008, 11563555), (13760, 9250844), (27520, 4625422), (55040, 2312711)]