1291670400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1041

約数の個数: 192

約数和(自身を含む): 4286533680

約数和(自身を除く): 2994863280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 157, 160, 192, 200, 240, 300, 314, 320, 384, 400, 471, 480, 600, 628, 640, 785, 800, 857, 942, 960, 1200, 1256, 1570, 1600, 1714, 1884, 1920, 2355, 2400, 2512, 2571, 3140, 3200, 3428, 3768, 3925, 4285, 4710, 4800, 5024, 5142, 6280, 6856, 7536, 7850, 8570, 9420, 9600, 10048, 10284, 11775, 12560, 12855, 13712, 15072, 15700, 17140, 18840, 20096, 20568, 21425, 23550, 25120, 25710, 27424, 30144, 31400, 34280, 37680, 41136, 42850, 47100, 50240, 51420, 54848, 60288, 62800, 64275, 68560, 75360, 82272, 85700, 94200, 100480, 102840, 109696, 125600, 128550, 134549, 137120, 150720, 164544, 171400, 188400, 205680, 251200, 257100, 269098, 274240, 301440, 329088, 342800, 376800, 403647, 411360, 502400, 514200, 538196, 548480, 672745, 685600, 753600, 807294, 822720, 1028400, 1076392, 1345490, 1371200, 1507200, 1614588, 1645440, 2018235, 2056800, 2152784, 2690980, 2742400, 3229176, 3363725, 4036470, 4113600, 4305568, 5381960, 6458352, 6727450, 8072940, 8227200, 8611136, 10091175, 10763920, 12916704, 13454900, 16145880, 17222272, 20182350, 21527840, 25833408, 26909800, 32291760, 40364700, 43055680, 51666816, 53819600, 64583520, 80729400, 86111360, 107639200, 129167040, 161458800, 215278400, 258334080, 322917600, 430556800, 645835200, 1291670400]

約数ペア:

[(1, 1291670400), (2, 645835200), (3, 430556800), (4, 322917600), (5, 258334080), (6, 215278400), (8, 161458800), (10, 129167040), (12, 107639200), (15, 86111360), (16, 80729400), (20, 64583520), (24, 53819600), (25, 51666816), (30, 43055680), (32, 40364700), (40, 32291760), (48, 26909800), (50, 25833408), (60, 21527840), (64, 20182350), (75, 17222272), (80, 16145880), (96, 13454900), (100, 12916704), (120, 10763920), (128, 10091175), (150, 8611136), (157, 8227200), (160, 8072940), (192, 6727450), (200, 6458352), (240, 5381960), (300, 4305568), (314, 4113600), (320, 4036470), (384, 3363725), (400, 3229176), (471, 2742400), (480, 2690980), (600, 2152784), (628, 2056800), (640, 2018235), (785, 1645440), (800, 1614588), (857, 1507200), (942, 1371200), (960, 1345490), (1200, 1076392), (1256, 1028400), (1570, 822720), (1600, 807294), (1714, 753600), (1884, 685600), (1920, 672745), (2355, 548480), (2400, 538196), (2512, 514200), (2571, 502400), (3140, 411360), (3200, 403647), (3428, 376800), (3768, 342800), (3925, 329088), (4285, 301440), (4710, 274240), (4800, 269098), (5024, 257100), (5142, 251200), (6280, 205680), (6856, 188400), (7536, 171400), (7850, 164544), (8570, 150720), (9420, 137120), (9600, 134549), (10048, 128550), (10284, 125600), (11775, 109696), (12560, 102840), (12855, 100480), (13712, 94200), (15072, 85700), (15700, 82272), (17140, 75360), (18840, 68560), (20096, 64275), (20568, 62800), (21425, 60288), (23550, 54848), (25120, 51420), (25710, 50240), (27424, 47100), (30144, 42850), (31400, 41136), (34280, 37680)]