388640700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{20563}}^1$

素因数の和:20593

約数の個数: 144

約数和(自身を含む): 1427964160

約数和(自身を除く): 1039323460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 18900, 20563, 41126, 61689, 82252, 102815, 123378, 143941, 185067, 205630, 246756, 287882, 308445, 370134, 411260, 431823, 514075, 555201, 575764, 616890, 719705, 740268, 863646, 925335, 1028150, 1110402, 1233780, 1295469, 1439410, 1542225, 1727292, 1850670, 2056300, 2159115, 2220804, 2590938, 2776005, 2878820, 3084450, 3598525, 3701340, 3886407, 4318230, 4626675, 5181876, 5552010, 6168900, 6477345, 7197050, 7772814, 8636460, 9253350, 10795575, 11104020, 12954690, 13880025, 14394100, 15545628, 18506700, 19432035, 21591150, 25909380, 27760050, 32386725, 38864070, 43182300, 55520100, 64773450, 77728140, 97160175, 129546900, 194320350, 388640700]

約数ペア:

[(1, 388640700), (2, 194320350), (3, 129546900), (4, 97160175), (5, 77728140), (6, 64773450), (7, 55520100), (9, 43182300), (10, 38864070), (12, 32386725), (14, 27760050), (15, 25909380), (18, 21591150), (20, 19432035), (21, 18506700), (25, 15545628), (27, 14394100), (28, 13880025), (30, 12954690), (35, 11104020), (36, 10795575), (42, 9253350), (45, 8636460), (50, 7772814), (54, 7197050), (60, 6477345), (63, 6168900), (70, 5552010), (75, 5181876), (84, 4626675), (90, 4318230), (100, 3886407), (105, 3701340), (108, 3598525), (126, 3084450), (135, 2878820), (140, 2776005), (150, 2590938), (175, 2220804), (180, 2159115), (189, 2056300), (210, 1850670), (225, 1727292), (252, 1542225), (270, 1439410), (300, 1295469), (315, 1233780), (350, 1110402), (378, 1028150), (420, 925335), (450, 863646), (525, 740268), (540, 719705), (630, 616890), (675, 575764), (700, 555201), (756, 514075), (900, 431823), (945, 411260), (1050, 370134), (1260, 308445), (1350, 287882), (1575, 246756), (1890, 205630), (2100, 185067), (2700, 143941), (3150, 123378), (3780, 102815), (4725, 82252), (6300, 61689), (9450, 41126), (18900, 20563)]