205230400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 168

約数和(自身を含む): 547400480

約数和(自身を除く): 342170080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 50, 64, 76, 80, 86, 95, 100, 152, 157, 160, 172, 190, 200, 215, 304, 314, 320, 344, 380, 400, 430, 475, 608, 628, 688, 760, 785, 800, 817, 860, 950, 1075, 1216, 1256, 1376, 1520, 1570, 1600, 1634, 1720, 1900, 2150, 2512, 2752, 2983, 3040, 3140, 3268, 3440, 3800, 3925, 4085, 4300, 5024, 5966, 6080, 6280, 6536, 6751, 6880, 7600, 7850, 8170, 8600, 10048, 11932, 12560, 13072, 13502, 13760, 14915, 15200, 15700, 16340, 17200, 20425, 23864, 25120, 26144, 27004, 29830, 30400, 31400, 32680, 33755, 34400, 40850, 47728, 50240, 52288, 54008, 59660, 62800, 65360, 67510, 68800, 74575, 81700, 95456, 108016, 119320, 125600, 128269, 130720, 135020, 149150, 163400, 168775, 190912, 216032, 238640, 251200, 256538, 261440, 270040, 298300, 326800, 337550, 432064, 477280, 513076, 540080, 596600, 641345, 653600, 675100, 954560, 1026152, 1080160, 1193200, 1282690, 1307200, 1350200, 2052304, 2160320, 2386400, 2565380, 2700400, 3206725, 4104608, 4772800, 5130760, 5400800, 6413450, 8209216, 10261520, 10801600, 12826900, 20523040, 25653800, 41046080, 51307600, 102615200, 205230400]

約数ペア:

[(1, 205230400), (2, 102615200), (4, 51307600), (5, 41046080), (8, 25653800), (10, 20523040), (16, 12826900), (19, 10801600), (20, 10261520), (25, 8209216), (32, 6413450), (38, 5400800), (40, 5130760), (43, 4772800), (50, 4104608), (64, 3206725), (76, 2700400), (80, 2565380), (86, 2386400), (95, 2160320), (100, 2052304), (152, 1350200), (157, 1307200), (160, 1282690), (172, 1193200), (190, 1080160), (200, 1026152), (215, 954560), (304, 675100), (314, 653600), (320, 641345), (344, 596600), (380, 540080), (400, 513076), (430, 477280), (475, 432064), (608, 337550), (628, 326800), (688, 298300), (760, 270040), (785, 261440), (800, 256538), (817, 251200), (860, 238640), (950, 216032), (1075, 190912), (1216, 168775), (1256, 163400), (1376, 149150), (1520, 135020), (1570, 130720), (1600, 128269), (1634, 125600), (1720, 119320), (1900, 108016), (2150, 95456), (2512, 81700), (2752, 74575), (2983, 68800), (3040, 67510), (3140, 65360), (3268, 62800), (3440, 59660), (3800, 54008), (3925, 52288), (4085, 50240), (4300, 47728), (5024, 40850), (5966, 34400), (6080, 33755), (6280, 32680), (6536, 31400), (6751, 30400), (6880, 29830), (7600, 27004), (7850, 26144), (8170, 25120), (8600, 23864), (10048, 20425), (11932, 17200), (12560, 16340), (13072, 15700), (13502, 15200), (13760, 14915)]