266848000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 688746240

約数和(自身を除く): 421898240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 269, 310, 320, 400, 496, 500, 538, 620, 640, 775, 800, 992, 1000, 1076, 1240, 1280, 1345, 1550, 1600, 1984, 2000, 2152, 2480, 2690, 3100, 3200, 3875, 3968, 4000, 4304, 4960, 5380, 6200, 6400, 6725, 7750, 7936, 8000, 8339, 8608, 9920, 10760, 12400, 13450, 15500, 16000, 16678, 17216, 19840, 21520, 24800, 26900, 31000, 32000, 33356, 33625, 34432, 39680, 41695, 43040, 49600, 53800, 62000, 66712, 67250, 68864, 83390, 86080, 99200, 107600, 124000, 133424, 134500, 166780, 172160, 198400, 208475, 215200, 248000, 266848, 269000, 333560, 344320, 416950, 430400, 496000, 533696, 538000, 667120, 833900, 860800, 992000, 1042375, 1067392, 1076000, 1334240, 1667800, 1721600, 2084750, 2134784, 2152000, 2668480, 3335600, 4169500, 4304000, 5336960, 6671200, 8339000, 8608000, 10673920, 13342400, 16678000, 26684800, 33356000, 53369600, 66712000, 133424000, 266848000]

約数ペア:

[(1, 266848000), (2, 133424000), (4, 66712000), (5, 53369600), (8, 33356000), (10, 26684800), (16, 16678000), (20, 13342400), (25, 10673920), (31, 8608000), (32, 8339000), (40, 6671200), (50, 5336960), (62, 4304000), (64, 4169500), (80, 3335600), (100, 2668480), (124, 2152000), (125, 2134784), (128, 2084750), (155, 1721600), (160, 1667800), (200, 1334240), (248, 1076000), (250, 1067392), (256, 1042375), (269, 992000), (310, 860800), (320, 833900), (400, 667120), (496, 538000), (500, 533696), (538, 496000), (620, 430400), (640, 416950), (775, 344320), (800, 333560), (992, 269000), (1000, 266848), (1076, 248000), (1240, 215200), (1280, 208475), (1345, 198400), (1550, 172160), (1600, 166780), (1984, 134500), (2000, 133424), (2152, 124000), (2480, 107600), (2690, 99200), (3100, 86080), (3200, 83390), (3875, 68864), (3968, 67250), (4000, 66712), (4304, 62000), (4960, 53800), (5380, 49600), (6200, 43040), (6400, 41695), (6725, 39680), (7750, 34432), (7936, 33625), (8000, 33356), (8339, 32000), (8608, 31000), (9920, 26900), (10760, 24800), (12400, 21520), (13450, 19840), (15500, 17216), (16000, 16678)]