81452400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 263852160

約数和(自身を除く): 182399760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 103, 120, 150, 200, 206, 240, 300, 309, 400, 412, 515, 600, 618, 659, 824, 1030, 1200, 1236, 1318, 1545, 1648, 1977, 2060, 2472, 2575, 2636, 3090, 3295, 3954, 4120, 4944, 5150, 5272, 6180, 6590, 7725, 7908, 8240, 9885, 10300, 10544, 12360, 13180, 15450, 15816, 16475, 19770, 20600, 24720, 26360, 30900, 31632, 32950, 39540, 41200, 49425, 52720, 61800, 65900, 67877, 79080, 98850, 123600, 131800, 135754, 158160, 197700, 203631, 263600, 271508, 339385, 395400, 407262, 543016, 678770, 790800, 814524, 1018155, 1086032, 1357540, 1629048, 1696925, 2036310, 2715080, 3258096, 3393850, 4072620, 5090775, 5430160, 6787700, 8145240, 10181550, 13575400, 16290480, 20363100, 27150800, 40726200, 81452400]

約数ペア:

[(1, 81452400), (2, 40726200), (3, 27150800), (4, 20363100), (5, 16290480), (6, 13575400), (8, 10181550), (10, 8145240), (12, 6787700), (15, 5430160), (16, 5090775), (20, 4072620), (24, 3393850), (25, 3258096), (30, 2715080), (40, 2036310), (48, 1696925), (50, 1629048), (60, 1357540), (75, 1086032), (80, 1018155), (100, 814524), (103, 790800), (120, 678770), (150, 543016), (200, 407262), (206, 395400), (240, 339385), (300, 271508), (309, 263600), (400, 203631), (412, 197700), (515, 158160), (600, 135754), (618, 131800), (659, 123600), (824, 98850), (1030, 79080), (1200, 67877), (1236, 65900), (1318, 61800), (1545, 52720), (1648, 49425), (1977, 41200), (2060, 39540), (2472, 32950), (2575, 31632), (2636, 30900), (3090, 26360), (3295, 24720), (3954, 20600), (4120, 19770), (4944, 16475), (5150, 15816), (5272, 15450), (6180, 13180), (6590, 12360), (7725, 10544), (7908, 10300), (8240, 9885)]