225184000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 581607936

約数和(自身を除く): 356423936

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, 227, 248, 250, 256, 310, 320, 400, 454, 496, 500, 620, 640, 775, 800, 908, 992, 1000, 1135, 1240, 1280, 1550, 1600, 1816, 1984, 2000, 2270, 2480, 3100, 3200, 3632, 3875, 3968, 4000, 4540, 4960, 5675, 6200, 6400, 7037, 7264, 7750, 7936, 8000, 9080, 9920, 11350, 12400, 14074, 14528, 15500, 16000, 18160, 19840, 22700, 24800, 28148, 28375, 29056, 31000, 32000, 35185, 36320, 39680, 45400, 49600, 56296, 56750, 58112, 62000, 70370, 72640, 90800, 99200, 112592, 113500, 124000, 140740, 145280, 175925, 181600, 198400, 225184, 227000, 248000, 281480, 290560, 351850, 363200, 450368, 454000, 496000, 562960, 703700, 726400, 879625, 900736, 908000, 992000, 1125920, 1407400, 1452800, 1759250, 1801472, 1816000, 2251840, 2814800, 3518500, 3632000, 4503680, 5629600, 7037000, 7264000, 9007360, 11259200, 14074000, 22518400, 28148000, 45036800, 56296000, 112592000, 225184000]

約数ペア:

[(1, 225184000), (2, 112592000), (4, 56296000), (5, 45036800), (8, 28148000), (10, 22518400), (16, 14074000), (20, 11259200), (25, 9007360), (31, 7264000), (32, 7037000), (40, 5629600), (50, 4503680), (62, 3632000), (64, 3518500), (80, 2814800), (100, 2251840), (124, 1816000), (125, 1801472), (128, 1759250), (155, 1452800), (160, 1407400), (200, 1125920), (227, 992000), (248, 908000), (250, 900736), (256, 879625), (310, 726400), (320, 703700), (400, 562960), (454, 496000), (496, 454000), (500, 450368), (620, 363200), (640, 351850), (775, 290560), (800, 281480), (908, 248000), (992, 227000), (1000, 225184), (1135, 198400), (1240, 181600), (1280, 175925), (1550, 145280), (1600, 140740), (1816, 124000), (1984, 113500), (2000, 112592), (2270, 99200), (2480, 90800), (3100, 72640), (3200, 70370), (3632, 62000), (3875, 58112), (3968, 56750), (4000, 56296), (4540, 49600), (4960, 45400), (5675, 39680), (6200, 36320), (6400, 35185), (7037, 32000), (7264, 31000), (7750, 29056), (7936, 28375), (8000, 28148), (9080, 24800), (9920, 22700), (11350, 19840), (12400, 18160), (14074, 16000), (14528, 15500)]