721000229852

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{10861}}^1\times {\mathrm{30011}}^1$

素因数の和:40962

約数の個数: 48

約数和(自身を含む): 1460436741120

約数和(自身を除く): 739436511268

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 10861, 21722, 30011, 43444, 60022, 76027, 120044, 152054, 210077, 304108, 420154, 840308, 858019, 1716038, 2370869, 3432076, 4741738, 6006133, 9483476, 12012266, 16596083, 24024532, 33192166, 66384332, 325949471, 651898942, 1303797884, 2281646297, 4563292594, 9126585188, 25750008209, 51500016418, 103000032836, 180250057463, 360500114926, 721000229852]

約数ペア:

[(1, 721000229852), (2, 360500114926), (4, 180250057463), (7, 103000032836), (14, 51500016418), (28, 25750008209), (79, 9126585188), (158, 4563292594), (316, 2281646297), (553, 1303797884), (1106, 651898942), (2212, 325949471), (10861, 66384332), (21722, 33192166), (30011, 24024532), (43444, 16596083), (60022, 12012266), (76027, 9483476), (120044, 6006133), (152054, 4741738), (210077, 3432076), (304108, 2370869), (420154, 1716038), (840308, 858019)]