128535900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{2729}}^1$

素因数の和:2903

約数の個数: 72

約数和(自身を含む): 374403120

約数和(自身を除く): 245867220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 157, 300, 314, 471, 628, 785, 942, 1570, 1884, 2355, 2729, 3140, 3925, 4710, 5458, 7850, 8187, 9420, 10916, 11775, 13645, 15700, 16374, 23550, 27290, 32748, 40935, 47100, 54580, 68225, 81870, 136450, 163740, 204675, 272900, 409350, 428453, 818700, 856906, 1285359, 1713812, 2142265, 2570718, 4284530, 5141436, 6426795, 8569060, 10711325, 12853590, 21422650, 25707180, 32133975, 42845300, 64267950, 128535900]

約数ペア:

[(1, 128535900), (2, 64267950), (3, 42845300), (4, 32133975), (5, 25707180), (6, 21422650), (10, 12853590), (12, 10711325), (15, 8569060), (20, 6426795), (25, 5141436), (30, 4284530), (50, 2570718), (60, 2142265), (75, 1713812), (100, 1285359), (150, 856906), (157, 818700), (300, 428453), (314, 409350), (471, 272900), (628, 204675), (785, 163740), (942, 136450), (1570, 81870), (1884, 68225), (2355, 54580), (2729, 47100), (3140, 40935), (3925, 32748), (4710, 27290), (5458, 23550), (7850, 16374), (8187, 15700), (9420, 13645), (10916, 11775)]