204904800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:366

約数の個数: 216

約数和(自身を含む): 731203200

約数和(自身を除く): 526298400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 149, 150, 160, 180, 191, 200, 225, 240, 288, 298, 300, 360, 382, 400, 447, 450, 480, 573, 596, 600, 720, 745, 764, 800, 894, 900, 955, 1146, 1192, 1200, 1341, 1440, 1490, 1528, 1719, 1788, 1800, 1910, 2235, 2292, 2384, 2400, 2682, 2865, 2980, 3056, 3438, 3576, 3600, 3725, 3820, 4470, 4584, 4768, 4775, 5364, 5730, 5960, 6112, 6705, 6876, 7152, 7200, 7450, 7640, 8595, 8940, 9168, 9550, 10728, 11175, 11460, 11920, 13410, 13752, 14304, 14325, 14900, 15280, 17190, 17880, 18336, 19100, 21456, 22350, 22920, 23840, 26820, 27504, 28459, 28650, 29800, 30560, 33525, 34380, 35760, 38200, 42912, 42975, 44700, 45840, 53640, 55008, 56918, 57300, 59600, 67050, 68760, 71520, 76400, 85377, 85950, 89400, 91680, 107280, 113836, 114600, 119200, 134100, 137520, 142295, 152800, 170754, 171900, 178800, 214560, 227672, 229200, 256131, 268200, 275040, 284590, 341508, 343800, 357600, 426885, 455344, 458400, 512262, 536400, 569180, 683016, 687600, 711475, 853770, 910688, 1024524, 1072800, 1138360, 1280655, 1366032, 1375200, 1422950, 1707540, 2049048, 2134425, 2276720, 2561310, 2732064, 2845900, 3415080, 4098096, 4268850, 4553440, 5122620, 5691800, 6403275, 6830160, 8196192, 8537700, 10245240, 11383600, 12806550, 13660320, 17075400, 20490480, 22767200, 25613100, 34150800, 40980960, 51226200, 68301600, 102452400, 204904800]

約数ペア:

[(1, 204904800), (2, 102452400), (3, 68301600), (4, 51226200), (5, 40980960), (6, 34150800), (8, 25613100), (9, 22767200), (10, 20490480), (12, 17075400), (15, 13660320), (16, 12806550), (18, 11383600), (20, 10245240), (24, 8537700), (25, 8196192), (30, 6830160), (32, 6403275), (36, 5691800), (40, 5122620), (45, 4553440), (48, 4268850), (50, 4098096), (60, 3415080), (72, 2845900), (75, 2732064), (80, 2561310), (90, 2276720), (96, 2134425), (100, 2049048), (120, 1707540), (144, 1422950), (149, 1375200), (150, 1366032), (160, 1280655), (180, 1138360), (191, 1072800), (200, 1024524), (225, 910688), (240, 853770), (288, 711475), (298, 687600), (300, 683016), (360, 569180), (382, 536400), (400, 512262), (447, 458400), (450, 455344), (480, 426885), (573, 357600), (596, 343800), (600, 341508), (720, 284590), (745, 275040), (764, 268200), (800, 256131), (894, 229200), (900, 227672), (955, 214560), (1146, 178800), (1192, 171900), (1200, 170754), (1341, 152800), (1440, 142295), (1490, 137520), (1528, 134100), (1719, 119200), (1788, 114600), (1800, 113836), (1910, 107280), (2235, 91680), (2292, 89400), (2384, 85950), (2400, 85377), (2682, 76400), (2865, 71520), (2980, 68760), (3056, 67050), (3438, 59600), (3576, 57300), (3600, 56918), (3725, 55008), (3820, 53640), (4470, 45840), (4584, 44700), (4768, 42975), (4775, 42912), (5364, 38200), (5730, 35760), (5960, 34380), (6112, 33525), (6705, 30560), (6876, 29800), (7152, 28650), (7200, 28459), (7450, 27504), (7640, 26820), (8595, 23840), (8940, 22920), (9168, 22350), (9550, 21456), (10728, 19100), (11175, 18336), (11460, 17880), (11920, 17190), (13410, 15280), (13752, 14900), (14304, 14325)]