217715040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 240

約数和(自身を含む): 780473232

約数和(自身を除く): 562758192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 107, 108, 120, 135, 144, 157, 160, 162, 180, 214, 216, 240, 270, 288, 314, 321, 324, 360, 405, 428, 432, 471, 480, 535, 540, 628, 642, 648, 720, 785, 810, 856, 864, 942, 963, 1070, 1080, 1256, 1284, 1296, 1413, 1440, 1570, 1605, 1620, 1712, 1884, 1926, 2140, 2160, 2355, 2512, 2568, 2592, 2826, 2889, 3140, 3210, 3240, 3424, 3768, 3852, 4239, 4280, 4320, 4710, 4815, 5024, 5136, 5652, 5778, 6280, 6420, 6480, 7065, 7536, 7704, 8478, 8560, 8667, 9420, 9630, 10272, 11304, 11556, 12560, 12717, 12840, 12960, 14130, 14445, 15072, 15408, 16799, 16956, 17120, 17334, 18840, 19260, 21195, 22608, 23112, 25120, 25434, 25680, 28260, 28890, 30816, 33598, 33912, 34668, 37680, 38520, 42390, 43335, 45216, 46224, 50397, 50868, 51360, 56520, 57780, 63585, 67196, 67824, 69336, 75360, 77040, 83995, 84780, 86670, 92448, 100794, 101736, 113040, 115560, 127170, 134392, 135648, 138672, 151191, 154080, 167990, 169560, 173340, 201588, 203472, 226080, 231120, 251985, 254340, 268784, 277344, 302382, 335980, 339120, 346680, 403176, 406944, 453573, 462240, 503970, 508680, 537568, 604764, 671960, 678240, 693360, 755955, 806352, 907146, 1007940, 1017360, 1209528, 1343920, 1360719, 1386720, 1511910, 1612704, 1814292, 2015880, 2034720, 2267865, 2419056, 2687840, 2721438, 3023820, 3628584, 4031760, 4535730, 4838112, 5442876, 6047640, 6803595, 7257168, 8063520, 9071460, 10885752, 12095280, 13607190, 14514336, 18142920, 21771504, 24190560, 27214380, 36285840, 43543008, 54428760, 72571680, 108857520, 217715040]

約数ペア:

[(1, 217715040), (2, 108857520), (3, 72571680), (4, 54428760), (5, 43543008), (6, 36285840), (8, 27214380), (9, 24190560), (10, 21771504), (12, 18142920), (15, 14514336), (16, 13607190), (18, 12095280), (20, 10885752), (24, 9071460), (27, 8063520), (30, 7257168), (32, 6803595), (36, 6047640), (40, 5442876), (45, 4838112), (48, 4535730), (54, 4031760), (60, 3628584), (72, 3023820), (80, 2721438), (81, 2687840), (90, 2419056), (96, 2267865), (107, 2034720), (108, 2015880), (120, 1814292), (135, 1612704), (144, 1511910), (157, 1386720), (160, 1360719), (162, 1343920), (180, 1209528), (214, 1017360), (216, 1007940), (240, 907146), (270, 806352), (288, 755955), (314, 693360), (321, 678240), (324, 671960), (360, 604764), (405, 537568), (428, 508680), (432, 503970), (471, 462240), (480, 453573), (535, 406944), (540, 403176), (628, 346680), (642, 339120), (648, 335980), (720, 302382), (785, 277344), (810, 268784), (856, 254340), (864, 251985), (942, 231120), (963, 226080), (1070, 203472), (1080, 201588), (1256, 173340), (1284, 169560), (1296, 167990), (1413, 154080), (1440, 151191), (1570, 138672), (1605, 135648), (1620, 134392), (1712, 127170), (1884, 115560), (1926, 113040), (2140, 101736), (2160, 100794), (2355, 92448), (2512, 86670), (2568, 84780), (2592, 83995), (2826, 77040), (2889, 75360), (3140, 69336), (3210, 67824), (3240, 67196), (3424, 63585), (3768, 57780), (3852, 56520), (4239, 51360), (4280, 50868), (4320, 50397), (4710, 46224), (4815, 45216), (5024, 43335), (5136, 42390), (5652, 38520), (5778, 37680), (6280, 34668), (6420, 33912), (6480, 33598), (7065, 30816), (7536, 28890), (7704, 28260), (8478, 25680), (8560, 25434), (8667, 25120), (9420, 23112), (9630, 22608), (10272, 21195), (11304, 19260), (11556, 18840), (12560, 17334), (12717, 17120), (12840, 16956), (12960, 16799), (14130, 15408), (14445, 15072)]