257226000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1066

約数の個数: 160

約数和(自身を含む): 849433728

約数和(自身を除く): 592207728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 120, 125, 129, 150, 172, 200, 215, 240, 250, 258, 300, 344, 375, 400, 430, 500, 516, 600, 645, 688, 750, 860, 997, 1000, 1032, 1075, 1200, 1290, 1500, 1720, 1994, 2000, 2064, 2150, 2580, 2991, 3000, 3225, 3440, 3988, 4300, 4985, 5160, 5375, 5982, 6000, 6450, 7976, 8600, 9970, 10320, 10750, 11964, 12900, 14955, 15952, 16125, 17200, 19940, 21500, 23928, 24925, 25800, 29910, 32250, 39880, 42871, 43000, 47856, 49850, 51600, 59820, 64500, 74775, 79760, 85742, 86000, 99700, 119640, 124625, 128613, 129000, 149550, 171484, 199400, 214355, 239280, 249250, 257226, 258000, 299100, 342968, 373875, 398800, 428710, 498500, 514452, 598200, 643065, 685936, 747750, 857420, 997000, 1028904, 1071775, 1196400, 1286130, 1495500, 1714840, 1994000, 2057808, 2143550, 2572260, 2991000, 3215325, 3429680, 4287100, 5144520, 5358875, 5982000, 6430650, 8574200, 10289040, 10717750, 12861300, 16076625, 17148400, 21435500, 25722600, 32153250, 42871000, 51445200, 64306500, 85742000, 128613000, 257226000]

約数ペア:

[(1, 257226000), (2, 128613000), (3, 85742000), (4, 64306500), (5, 51445200), (6, 42871000), (8, 32153250), (10, 25722600), (12, 21435500), (15, 17148400), (16, 16076625), (20, 12861300), (24, 10717750), (25, 10289040), (30, 8574200), (40, 6430650), (43, 5982000), (48, 5358875), (50, 5144520), (60, 4287100), (75, 3429680), (80, 3215325), (86, 2991000), (100, 2572260), (120, 2143550), (125, 2057808), (129, 1994000), (150, 1714840), (172, 1495500), (200, 1286130), (215, 1196400), (240, 1071775), (250, 1028904), (258, 997000), (300, 857420), (344, 747750), (375, 685936), (400, 643065), (430, 598200), (500, 514452), (516, 498500), (600, 428710), (645, 398800), (688, 373875), (750, 342968), (860, 299100), (997, 258000), (1000, 257226), (1032, 249250), (1075, 239280), (1200, 214355), (1290, 199400), (1500, 171484), (1720, 149550), (1994, 129000), (2000, 128613), (2064, 124625), (2150, 119640), (2580, 99700), (2991, 86000), (3000, 85742), (3225, 79760), (3440, 74775), (3988, 64500), (4300, 59820), (4985, 51600), (5160, 49850), (5375, 47856), (5982, 43000), (6000, 42871), (6450, 39880), (7976, 32250), (8600, 29910), (9970, 25800), (10320, 24925), (10750, 23928), (11964, 21500), (12900, 19940), (14955, 17200), (15952, 16125)]