338686400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:911

約数の個数: 168

約数和(自身を含む): 945824880

約数和(自身を除く): 607138480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 130, 152, 160, 190, 200, 208, 247, 260, 304, 320, 325, 380, 400, 416, 475, 494, 520, 608, 650, 760, 800, 832, 857, 950, 988, 1040, 1216, 1235, 1300, 1520, 1600, 1714, 1900, 1976, 2080, 2470, 2600, 3040, 3428, 3800, 3952, 4160, 4285, 4940, 5200, 6080, 6175, 6856, 7600, 7904, 8570, 9880, 10400, 11141, 12350, 13712, 15200, 15808, 16283, 17140, 19760, 20800, 21425, 22282, 24700, 27424, 30400, 32566, 34280, 39520, 42850, 44564, 49400, 54848, 55705, 65132, 68560, 79040, 81415, 85700, 89128, 98800, 111410, 130264, 137120, 162830, 171400, 178256, 197600, 211679, 222820, 260528, 274240, 278525, 325660, 342800, 356512, 395200, 407075, 423358, 445640, 521056, 557050, 651320, 685600, 713024, 814150, 846716, 891280, 1042112, 1058395, 1114100, 1302640, 1371200, 1628300, 1693432, 1782560, 2116790, 2228200, 2605280, 3256600, 3386864, 3565120, 4233580, 4456400, 5210560, 5291975, 6513200, 6773728, 8467160, 8912800, 10583950, 13026400, 13547456, 16934320, 17825600, 21167900, 26052800, 33868640, 42335800, 67737280, 84671600, 169343200, 338686400]

約数ペア:

[(1, 338686400), (2, 169343200), (4, 84671600), (5, 67737280), (8, 42335800), (10, 33868640), (13, 26052800), (16, 21167900), (19, 17825600), (20, 16934320), (25, 13547456), (26, 13026400), (32, 10583950), (38, 8912800), (40, 8467160), (50, 6773728), (52, 6513200), (64, 5291975), (65, 5210560), (76, 4456400), (80, 4233580), (95, 3565120), (100, 3386864), (104, 3256600), (130, 2605280), (152, 2228200), (160, 2116790), (190, 1782560), (200, 1693432), (208, 1628300), (247, 1371200), (260, 1302640), (304, 1114100), (320, 1058395), (325, 1042112), (380, 891280), (400, 846716), (416, 814150), (475, 713024), (494, 685600), (520, 651320), (608, 557050), (650, 521056), (760, 445640), (800, 423358), (832, 407075), (857, 395200), (950, 356512), (988, 342800), (1040, 325660), (1216, 278525), (1235, 274240), (1300, 260528), (1520, 222820), (1600, 211679), (1714, 197600), (1900, 178256), (1976, 171400), (2080, 162830), (2470, 137120), (2600, 130264), (3040, 111410), (3428, 98800), (3800, 89128), (3952, 85700), (4160, 81415), (4285, 79040), (4940, 68560), (5200, 65132), (6080, 55705), (6175, 54848), (6856, 49400), (7600, 44564), (7904, 42850), (8570, 39520), (9880, 34280), (10400, 32566), (11141, 30400), (12350, 27424), (13712, 24700), (15200, 22282), (15808, 21425), (16283, 20800), (17140, 19760)]