82989900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{4391}}^1$

素因数の和:4421

約数の個数: 144

約数和(自身を含む): 304980480

約数和(自身を除く): 221990580

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, 4391, 4725, 6300, 8782, 9450, 13173, 17564, 18900, 21955, 26346, 30737, 39519, 43910, 52692, 61474, 65865, 79038, 87820, 92211, 109775, 118557, 122948, 131730, 153685, 158076, 184422, 197595, 219550, 237114, 263460, 276633, 307370, 329325, 368844, 395190, 439100, 461055, 474228, 553266, 592785, 614740, 658650, 768425, 790380, 829899, 922110, 987975, 1106532, 1185570, 1317300, 1383165, 1536850, 1659798, 1844220, 1975950, 2305275, 2371140, 2766330, 2963925, 3073700, 3319596, 3951900, 4149495, 4610550, 5532660, 5927850, 6915825, 8298990, 9221100, 11855700, 13831650, 16597980, 20747475, 27663300, 41494950, 82989900]

約数ペア:

[(1, 82989900), (2, 41494950), (3, 27663300), (4, 20747475), (5, 16597980), (6, 13831650), (7, 11855700), (9, 9221100), (10, 8298990), (12, 6915825), (14, 5927850), (15, 5532660), (18, 4610550), (20, 4149495), (21, 3951900), (25, 3319596), (27, 3073700), (28, 2963925), (30, 2766330), (35, 2371140), (36, 2305275), (42, 1975950), (45, 1844220), (50, 1659798), (54, 1536850), (60, 1383165), (63, 1317300), (70, 1185570), (75, 1106532), (84, 987975), (90, 922110), (100, 829899), (105, 790380), (108, 768425), (126, 658650), (135, 614740), (140, 592785), (150, 553266), (175, 474228), (180, 461055), (189, 439100), (210, 395190), (225, 368844), (252, 329325), (270, 307370), (300, 276633), (315, 263460), (350, 237114), (378, 219550), (420, 197595), (450, 184422), (525, 158076), (540, 153685), (630, 131730), (675, 122948), (700, 118557), (756, 109775), (900, 92211), (945, 87820), (1050, 79038), (1260, 65865), (1350, 61474), (1575, 52692), (1890, 43910), (2100, 39519), (2700, 30737), (3150, 26346), (3780, 21955), (4391, 18900), (4725, 17564), (6300, 13173), (8782, 9450)]