122418400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 328104000

約数和(自身を除く): 205685600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 79, 80, 100, 104, 130, 149, 158, 160, 200, 208, 260, 298, 316, 325, 395, 400, 416, 520, 596, 632, 650, 745, 790, 800, 1027, 1040, 1192, 1264, 1300, 1490, 1580, 1937, 1975, 2054, 2080, 2384, 2528, 2600, 2980, 3160, 3725, 3874, 3950, 4108, 4768, 5135, 5200, 5960, 6320, 7450, 7748, 7900, 8216, 9685, 10270, 10400, 11771, 11920, 12640, 14900, 15496, 15800, 16432, 19370, 20540, 23542, 23840, 25675, 29800, 30992, 31600, 32864, 38740, 41080, 47084, 48425, 51350, 58855, 59600, 61984, 63200, 77480, 82160, 94168, 96850, 102700, 117710, 119200, 153023, 154960, 164320, 188336, 193700, 205400, 235420, 294275, 306046, 309920, 376672, 387400, 410800, 470840, 588550, 612092, 765115, 774800, 821600, 941680, 1177100, 1224184, 1530230, 1549600, 1883360, 2354200, 2448368, 3060460, 3825575, 4708400, 4896736, 6120920, 7651150, 9416800, 12241840, 15302300, 24483680, 30604600, 61209200, 122418400]

約数ペア:

[(1, 122418400), (2, 61209200), (4, 30604600), (5, 24483680), (8, 15302300), (10, 12241840), (13, 9416800), (16, 7651150), (20, 6120920), (25, 4896736), (26, 4708400), (32, 3825575), (40, 3060460), (50, 2448368), (52, 2354200), (65, 1883360), (79, 1549600), (80, 1530230), (100, 1224184), (104, 1177100), (130, 941680), (149, 821600), (158, 774800), (160, 765115), (200, 612092), (208, 588550), (260, 470840), (298, 410800), (316, 387400), (325, 376672), (395, 309920), (400, 306046), (416, 294275), (520, 235420), (596, 205400), (632, 193700), (650, 188336), (745, 164320), (790, 154960), (800, 153023), (1027, 119200), (1040, 117710), (1192, 102700), (1264, 96850), (1300, 94168), (1490, 82160), (1580, 77480), (1937, 63200), (1975, 61984), (2054, 59600), (2080, 58855), (2384, 51350), (2528, 48425), (2600, 47084), (2980, 41080), (3160, 38740), (3725, 32864), (3874, 31600), (3950, 30992), (4108, 29800), (4768, 25675), (5135, 23840), (5200, 23542), (5960, 20540), (6320, 19370), (7450, 16432), (7748, 15800), (7900, 15496), (8216, 14900), (9685, 12640), (10270, 11920), (10400, 11771)]