252559620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 801947328

約数和(自身を除く): 549387708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 243, 270, 314, 324, 331, 405, 471, 486, 540, 628, 662, 785, 810, 942, 972, 993, 1215, 1324, 1413, 1570, 1620, 1655, 1884, 1986, 2355, 2430, 2826, 2979, 3140, 3310, 3972, 4239, 4710, 4860, 4965, 5652, 5958, 6620, 7065, 8478, 8937, 9420, 9930, 11916, 12717, 14130, 14895, 16956, 17874, 19860, 21195, 25434, 26811, 28260, 29790, 35748, 38151, 42390, 44685, 50868, 51967, 53622, 59580, 63585, 76302, 80433, 84780, 89370, 103934, 107244, 127170, 134055, 152604, 155901, 160866, 178740, 190755, 207868, 254340, 259835, 268110, 311802, 321732, 381510, 402165, 467703, 519670, 536220, 623604, 763020, 779505, 804330, 935406, 1039340, 1403109, 1559010, 1608660, 1870812, 2338515, 2806218, 3118020, 4209327, 4677030, 5612436, 7015545, 8418654, 9354060, 12627981, 14031090, 16837308, 21046635, 25255962, 28062180, 42093270, 50511924, 63139905, 84186540, 126279810, 252559620]

約数ペア:

[(1, 252559620), (2, 126279810), (3, 84186540), (4, 63139905), (5, 50511924), (6, 42093270), (9, 28062180), (10, 25255962), (12, 21046635), (15, 16837308), (18, 14031090), (20, 12627981), (27, 9354060), (30, 8418654), (36, 7015545), (45, 5612436), (54, 4677030), (60, 4209327), (81, 3118020), (90, 2806218), (108, 2338515), (135, 1870812), (157, 1608660), (162, 1559010), (180, 1403109), (243, 1039340), (270, 935406), (314, 804330), (324, 779505), (331, 763020), (405, 623604), (471, 536220), (486, 519670), (540, 467703), (628, 402165), (662, 381510), (785, 321732), (810, 311802), (942, 268110), (972, 259835), (993, 254340), (1215, 207868), (1324, 190755), (1413, 178740), (1570, 160866), (1620, 155901), (1655, 152604), (1884, 134055), (1986, 127170), (2355, 107244), (2430, 103934), (2826, 89370), (2979, 84780), (3140, 80433), (3310, 76302), (3972, 63585), (4239, 59580), (4710, 53622), (4860, 51967), (4965, 50868), (5652, 44685), (5958, 42390), (6620, 38151), (7065, 35748), (8478, 29790), (8937, 28260), (9420, 26811), (9930, 25434), (11916, 21195), (12717, 19860), (14130, 17874), (14895, 16956)]