209426700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1$

素因数の和:3272

約数の個数: 144

約数和(自身を含む): 715065344

約数和(自身を除く): 505638644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 868, 930, 1050, 1085, 1302, 1550, 1860, 2100, 2170, 2325, 2604, 3100, 3217, 3255, 4340, 4650, 5425, 6434, 6510, 9300, 9651, 10850, 12868, 13020, 16085, 16275, 19302, 21700, 22519, 32170, 32550, 38604, 45038, 48255, 64340, 65100, 67557, 80425, 90076, 96510, 99727, 112595, 135114, 160850, 193020, 199454, 225190, 241275, 270228, 299181, 321700, 337785, 398908, 450380, 482550, 498635, 562975, 598362, 675570, 698089, 965100, 997270, 1125950, 1196724, 1351140, 1396178, 1495905, 1688925, 1994540, 2094267, 2251900, 2493175, 2792356, 2991810, 3377850, 3490445, 4188534, 4986350, 5983620, 6755700, 6980890, 7479525, 8377068, 9972700, 10471335, 13961780, 14959050, 17452225, 20942670, 29918100, 34904450, 41885340, 52356675, 69808900, 104713350, 209426700]

約数ペア:

[(1, 209426700), (2, 104713350), (3, 69808900), (4, 52356675), (5, 41885340), (6, 34904450), (7, 29918100), (10, 20942670), (12, 17452225), (14, 14959050), (15, 13961780), (20, 10471335), (21, 9972700), (25, 8377068), (28, 7479525), (30, 6980890), (31, 6755700), (35, 5983620), (42, 4986350), (50, 4188534), (60, 3490445), (62, 3377850), (70, 2991810), (75, 2792356), (84, 2493175), (93, 2251900), (100, 2094267), (105, 1994540), (124, 1688925), (140, 1495905), (150, 1396178), (155, 1351140), (175, 1196724), (186, 1125950), (210, 997270), (217, 965100), (300, 698089), (310, 675570), (350, 598362), (372, 562975), (420, 498635), (434, 482550), (465, 450380), (525, 398908), (620, 337785), (651, 321700), (700, 299181), (775, 270228), (868, 241275), (930, 225190), (1050, 199454), (1085, 193020), (1302, 160850), (1550, 135114), (1860, 112595), (2100, 99727), (2170, 96510), (2325, 90076), (2604, 80425), (3100, 67557), (3217, 65100), (3255, 64340), (4340, 48255), (4650, 45038), (5425, 38604), (6434, 32550), (6510, 32170), (9300, 22519), (9651, 21700), (10850, 19302), (12868, 16275), (13020, 16085)]