157036870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 306892800

約数和(自身を除く): 149855930

約数列:

[1, 2, 5, 10, 23, 46, 47, 73, 94, 115, 146, 199, 230, 235, 365, 398, 470, 730, 995, 1081, 1679, 1990, 2162, 3358, 3431, 4577, 5405, 6862, 8395, 9154, 9353, 10810, 14527, 16790, 17155, 18706, 22885, 29054, 34310, 45770, 46765, 72635, 78913, 93530, 145270, 157826, 215119, 334121, 394565, 430238, 668242, 682769, 789130, 1075595, 1365538, 1670605, 2151190, 3341210, 3413845, 6827690, 15703687, 31407374, 78518435, 157036870]

約数ペア:

[(1, 157036870), (2, 78518435), (5, 31407374), (10, 15703687), (23, 6827690), (46, 3413845), (47, 3341210), (73, 2151190), (94, 1670605), (115, 1365538), (146, 1075595), (199, 789130), (230, 682769), (235, 668242), (365, 430238), (398, 394565), (470, 334121), (730, 215119), (995, 157826), (1081, 145270), (1679, 93530), (1990, 78913), (2162, 72635), (3358, 46765), (3431, 45770), (4577, 34310), (5405, 29054), (6862, 22885), (8395, 18706), (9154, 17155), (9353, 16790), (10810, 14527)]