245080000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 140

約数和(自身を含む): 664156152

約数和(自身を除く): 419076152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 320, 352, 400, 440, 500, 550, 557, 625, 704, 800, 880, 1000, 1100, 1114, 1250, 1375, 1600, 1760, 2000, 2200, 2228, 2500, 2750, 2785, 3520, 4000, 4400, 4456, 5000, 5500, 5570, 6127, 6875, 8000, 8800, 8912, 10000, 11000, 11140, 12254, 13750, 13925, 17600, 17824, 20000, 22000, 22280, 24508, 27500, 27850, 30635, 35648, 40000, 44000, 44560, 49016, 55000, 55700, 61270, 69625, 88000, 89120, 98032, 110000, 111400, 122540, 139250, 153175, 178240, 196064, 220000, 222800, 245080, 278500, 306350, 348125, 392128, 440000, 445600, 490160, 557000, 612700, 696250, 765875, 891200, 980320, 1114000, 1225400, 1392500, 1531750, 1960640, 2228000, 2450800, 2785000, 3063500, 3829375, 4456000, 4901600, 5570000, 6127000, 7658750, 9803200, 11140000, 12254000, 15317500, 22280000, 24508000, 30635000, 49016000, 61270000, 122540000, 245080000]

約数ペア:

[(1, 245080000), (2, 122540000), (4, 61270000), (5, 49016000), (8, 30635000), (10, 24508000), (11, 22280000), (16, 15317500), (20, 12254000), (22, 11140000), (25, 9803200), (32, 7658750), (40, 6127000), (44, 5570000), (50, 4901600), (55, 4456000), (64, 3829375), (80, 3063500), (88, 2785000), (100, 2450800), (110, 2228000), (125, 1960640), (160, 1531750), (176, 1392500), (200, 1225400), (220, 1114000), (250, 980320), (275, 891200), (320, 765875), (352, 696250), (400, 612700), (440, 557000), (500, 490160), (550, 445600), (557, 440000), (625, 392128), (704, 348125), (800, 306350), (880, 278500), (1000, 245080), (1100, 222800), (1114, 220000), (1250, 196064), (1375, 178240), (1600, 153175), (1760, 139250), (2000, 122540), (2200, 111400), (2228, 110000), (2500, 98032), (2750, 89120), (2785, 88000), (3520, 69625), (4000, 61270), (4400, 55700), (4456, 55000), (5000, 49016), (5500, 44560), (5570, 44000), (6127, 40000), (6875, 35648), (8000, 30635), (8800, 27850), (8912, 27500), (10000, 24508), (11000, 22280), (11140, 22000), (12254, 20000), (13750, 17824), (13925, 17600)]