138387780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{33427}}^1$

素因数の和:33465

約数の個数: 72

約数和(自身を含む): 438040512

約数和(自身を除く): 299652732

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, 33427, 66854, 100281, 133708, 167135, 200562, 300843, 334270, 401124, 501405, 601686, 668540, 768821, 1002810, 1203372, 1504215, 1537642, 2005620, 2306463, 3008430, 3075284, 3844105, 4612926, 6016860, 6919389, 7688210, 9225852, 11532315, 13838778, 15376420, 23064630, 27677556, 34596945, 46129260, 69193890, 138387780]

約数ペア:

[(1, 138387780), (2, 69193890), (3, 46129260), (4, 34596945), (5, 27677556), (6, 23064630), (9, 15376420), (10, 13838778), (12, 11532315), (15, 9225852), (18, 7688210), (20, 6919389), (23, 6016860), (30, 4612926), (36, 3844105), (45, 3075284), (46, 3008430), (60, 2306463), (69, 2005620), (90, 1537642), (92, 1504215), (115, 1203372), (138, 1002810), (180, 768821), (207, 668540), (230, 601686), (276, 501405), (345, 401124), (414, 334270), (460, 300843), (690, 200562), (828, 167135), (1035, 133708), (1380, 100281), (2070, 66854), (4140, 33427)]