30971340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7481}}^1$

素因数の和:7519

約数の個数: 72

約数和(自身を含む): 98044128

約数和(自身を除く): 67072788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 7481, 14962, 22443, 29924, 37405, 44886, 67329, 74810, 89772, 112215, 134658, 149620, 172063, 224430, 269316, 336645, 344126, 448860, 516189, 673290, 688252, 860315, 1032378, 1346580, 1548567, 1720630, 2064756, 2580945, 3097134, 3441260, 5161890, 6194268, 7742835, 10323780, 15485670, 30971340]

約数ペア:

[(1, 30971340), (2, 15485670), (3, 10323780), (4, 7742835), (5, 6194268), (6, 5161890), (9, 3441260), (10, 3097134), (12, 2580945), (15, 2064756), (18, 1720630), (20, 1548567), (23, 1346580), (30, 1032378), (36, 860315), (45, 688252), (46, 673290), (60, 516189), (69, 448860), (90, 344126), (92, 336645), (115, 269316), (138, 224430), (180, 172063), (207, 149620), (230, 134658), (276, 112215), (345, 89772), (414, 74810), (460, 67329), (690, 44886), (828, 37405), (1035, 29924), (1380, 22443), (2070, 14962), (4140, 7481)]