71400240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:907

約数の個数: 120

約数和(自身を含む): 241935408

約数和(自身を除く): 170535168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 240, 262, 360, 393, 524, 655, 720, 757, 786, 1048, 1179, 1310, 1514, 1572, 1965, 2096, 2271, 2358, 2620, 3028, 3144, 3785, 3930, 4542, 4716, 5240, 5895, 6056, 6288, 6813, 7570, 7860, 9084, 9432, 10480, 11355, 11790, 12112, 13626, 15140, 15720, 18168, 18864, 22710, 23580, 27252, 30280, 31440, 34065, 36336, 45420, 47160, 54504, 60560, 68130, 90840, 94320, 99167, 109008, 136260, 181680, 198334, 272520, 297501, 396668, 495835, 545040, 595002, 793336, 892503, 991670, 1190004, 1487505, 1586672, 1785006, 1983340, 2380008, 2975010, 3570012, 3966680, 4462515, 4760016, 5950020, 7140024, 7933360, 8925030, 11900040, 14280048, 17850060, 23800080, 35700120, 71400240]

約数ペア:

[(1, 71400240), (2, 35700120), (3, 23800080), (4, 17850060), (5, 14280048), (6, 11900040), (8, 8925030), (9, 7933360), (10, 7140024), (12, 5950020), (15, 4760016), (16, 4462515), (18, 3966680), (20, 3570012), (24, 2975010), (30, 2380008), (36, 1983340), (40, 1785006), (45, 1586672), (48, 1487505), (60, 1190004), (72, 991670), (80, 892503), (90, 793336), (120, 595002), (131, 545040), (144, 495835), (180, 396668), (240, 297501), (262, 272520), (360, 198334), (393, 181680), (524, 136260), (655, 109008), (720, 99167), (757, 94320), (786, 90840), (1048, 68130), (1179, 60560), (1310, 54504), (1514, 47160), (1572, 45420), (1965, 36336), (2096, 34065), (2271, 31440), (2358, 30280), (2620, 27252), (3028, 23580), (3144, 22710), (3785, 18864), (3930, 18168), (4542, 15720), (4716, 15140), (5240, 13626), (5895, 12112), (6056, 11790), (6288, 11355), (6813, 10480), (7570, 9432), (7860, 9084)]