312855900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7841}}^1$

素因数の和:7884

約数の個数: 144

約数和(自身を含む): 1089096960

約数和(自身を除く): 776241060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 798, 950, 1050, 1140, 1330, 1425, 1596, 1900, 1995, 2100, 2660, 2850, 3325, 3990, 5700, 6650, 7841, 7980, 9975, 13300, 15682, 19950, 23523, 31364, 39205, 39900, 47046, 54887, 78410, 94092, 109774, 117615, 148979, 156820, 164661, 196025, 219548, 235230, 274435, 297958, 329322, 392050, 446937, 470460, 548870, 588075, 595916, 658644, 744895, 784100, 823305, 893874, 1042853, 1097740, 1176150, 1372175, 1489790, 1646610, 1787748, 2085706, 2234685, 2352300, 2744350, 2979580, 3128559, 3293220, 3724475, 4116525, 4171412, 4469370, 5214265, 5488700, 6257118, 7448950, 8233050, 8938740, 10428530, 11173425, 12514236, 14897900, 15642795, 16466100, 20857060, 22346850, 26071325, 31285590, 44693700, 52142650, 62571180, 78213975, 104285300, 156427950, 312855900]

約数ペア:

[(1, 312855900), (2, 156427950), (3, 104285300), (4, 78213975), (5, 62571180), (6, 52142650), (7, 44693700), (10, 31285590), (12, 26071325), (14, 22346850), (15, 20857060), (19, 16466100), (20, 15642795), (21, 14897900), (25, 12514236), (28, 11173425), (30, 10428530), (35, 8938740), (38, 8233050), (42, 7448950), (50, 6257118), (57, 5488700), (60, 5214265), (70, 4469370), (75, 4171412), (76, 4116525), (84, 3724475), (95, 3293220), (100, 3128559), (105, 2979580), (114, 2744350), (133, 2352300), (140, 2234685), (150, 2085706), (175, 1787748), (190, 1646610), (210, 1489790), (228, 1372175), (266, 1176150), (285, 1097740), (300, 1042853), (350, 893874), (380, 823305), (399, 784100), (420, 744895), (475, 658644), (525, 595916), (532, 588075), (570, 548870), (665, 470460), (700, 446937), (798, 392050), (950, 329322), (1050, 297958), (1140, 274435), (1330, 235230), (1425, 219548), (1596, 196025), (1900, 164661), (1995, 156820), (2100, 148979), (2660, 117615), (2850, 109774), (3325, 94092), (3990, 78410), (5700, 54887), (6650, 47046), (7841, 39900), (7980, 39205), (9975, 31364), (13300, 23523), (15682, 19950)]