208465400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 587774880

約数和(自身を除く): 379309480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 37, 40, 44, 50, 52, 55, 65, 74, 88, 100, 104, 110, 130, 143, 148, 185, 197, 200, 220, 260, 275, 286, 296, 325, 370, 394, 407, 440, 481, 520, 550, 572, 650, 715, 740, 788, 814, 925, 962, 985, 1100, 1144, 1300, 1430, 1480, 1576, 1628, 1850, 1924, 1970, 2035, 2167, 2200, 2405, 2561, 2600, 2860, 3256, 3575, 3700, 3848, 3940, 4070, 4334, 4810, 4925, 5122, 5291, 5720, 7150, 7289, 7400, 7880, 8140, 8668, 9620, 9850, 10175, 10244, 10582, 10835, 12025, 12805, 14300, 14578, 16280, 17336, 19240, 19700, 20350, 20488, 21164, 21670, 24050, 25610, 26455, 28171, 28600, 29156, 36445, 39400, 40700, 42328, 43340, 48100, 51220, 52910, 54175, 56342, 58312, 64025, 72890, 80179, 81400, 86680, 94757, 96200, 102440, 105820, 108350, 112684, 128050, 132275, 140855, 145780, 160358, 182225, 189514, 211640, 216700, 225368, 256100, 264550, 281710, 291560, 320716, 364450, 379028, 400895, 433400, 473785, 512200, 529100, 563420, 641432, 704275, 728900, 758056, 801790, 947570, 1042327, 1058200, 1126840, 1408550, 1457800, 1603580, 1895140, 2004475, 2084654, 2368925, 2817100, 3207160, 3790280, 4008950, 4169308, 4737850, 5211635, 5634200, 8017900, 8338616, 9475700, 10423270, 16035800, 18951400, 20846540, 26058175, 41693080, 52116350, 104232700, 208465400]

約数ペア:

[(1, 208465400), (2, 104232700), (4, 52116350), (5, 41693080), (8, 26058175), (10, 20846540), (11, 18951400), (13, 16035800), (20, 10423270), (22, 9475700), (25, 8338616), (26, 8017900), (37, 5634200), (40, 5211635), (44, 4737850), (50, 4169308), (52, 4008950), (55, 3790280), (65, 3207160), (74, 2817100), (88, 2368925), (100, 2084654), (104, 2004475), (110, 1895140), (130, 1603580), (143, 1457800), (148, 1408550), (185, 1126840), (197, 1058200), (200, 1042327), (220, 947570), (260, 801790), (275, 758056), (286, 728900), (296, 704275), (325, 641432), (370, 563420), (394, 529100), (407, 512200), (440, 473785), (481, 433400), (520, 400895), (550, 379028), (572, 364450), (650, 320716), (715, 291560), (740, 281710), (788, 264550), (814, 256100), (925, 225368), (962, 216700), (985, 211640), (1100, 189514), (1144, 182225), (1300, 160358), (1430, 145780), (1480, 140855), (1576, 132275), (1628, 128050), (1850, 112684), (1924, 108350), (1970, 105820), (2035, 102440), (2167, 96200), (2200, 94757), (2405, 86680), (2561, 81400), (2600, 80179), (2860, 72890), (3256, 64025), (3575, 58312), (3700, 56342), (3848, 54175), (3940, 52910), (4070, 51220), (4334, 48100), (4810, 43340), (4925, 42328), (5122, 40700), (5291, 39400), (5720, 36445), (7150, 29156), (7289, 28600), (7400, 28171), (7880, 26455), (8140, 25610), (8668, 24050), (9620, 21670), (9850, 21164), (10175, 20488), (10244, 20350), (10582, 19700), (10835, 19240), (12025, 17336), (12805, 16280), (14300, 14578)]