89640720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 331614192

約数和(自身を除く): 241973472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 157, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 314, 360, 366, 390, 468, 471, 488, 520, 549, 585, 610, 624, 628, 720, 732, 780, 785, 793, 915, 936, 942, 976, 1040, 1098, 1170, 1220, 1256, 1413, 1464, 1560, 1570, 1586, 1830, 1872, 1884, 2041, 2196, 2340, 2355, 2379, 2440, 2512, 2745, 2826, 2928, 3120, 3140, 3172, 3660, 3768, 3965, 4082, 4392, 4680, 4710, 4758, 4880, 5490, 5652, 6123, 6280, 6344, 7065, 7137, 7320, 7536, 7930, 8164, 8784, 9360, 9420, 9516, 9577, 10205, 10980, 11304, 11895, 12246, 12560, 12688, 14130, 14274, 14640, 15860, 16328, 18369, 18840, 19032, 19154, 20410, 21960, 22608, 23790, 24492, 28260, 28548, 28731, 30615, 31720, 32656, 35685, 36738, 37680, 38064, 38308, 40820, 43920, 47580, 47885, 48984, 56520, 57096, 57462, 61230, 63440, 71370, 73476, 76616, 81640, 86193, 91845, 95160, 95770, 97968, 113040, 114192, 114924, 122460, 124501, 142740, 143655, 146952, 153232, 163280, 172386, 183690, 190320, 191540, 229848, 244920, 249002, 285480, 287310, 293904, 344772, 367380, 373503, 383080, 430965, 459696, 489840, 498004, 570960, 574620, 622505, 689544, 734760, 747006, 766160, 861930, 996008, 1120509, 1149240, 1245010, 1379088, 1469520, 1494012, 1723860, 1867515, 1992016, 2241018, 2298480, 2490020, 2988024, 3447720, 3735030, 4482036, 4980040, 5602545, 5976048, 6895440, 7470060, 8964072, 9960080, 11205090, 14940120, 17928144, 22410180, 29880240, 44820360, 89640720]

約数ペア:

[(1, 89640720), (2, 44820360), (3, 29880240), (4, 22410180), (5, 17928144), (6, 14940120), (8, 11205090), (9, 9960080), (10, 8964072), (12, 7470060), (13, 6895440), (15, 5976048), (16, 5602545), (18, 4980040), (20, 4482036), (24, 3735030), (26, 3447720), (30, 2988024), (36, 2490020), (39, 2298480), (40, 2241018), (45, 1992016), (48, 1867515), (52, 1723860), (60, 1494012), (61, 1469520), (65, 1379088), (72, 1245010), (78, 1149240), (80, 1120509), (90, 996008), (104, 861930), (117, 766160), (120, 747006), (122, 734760), (130, 689544), (144, 622505), (156, 574620), (157, 570960), (180, 498004), (183, 489840), (195, 459696), (208, 430965), (234, 383080), (240, 373503), (244, 367380), (260, 344772), (305, 293904), (312, 287310), (314, 285480), (360, 249002), (366, 244920), (390, 229848), (468, 191540), (471, 190320), (488, 183690), (520, 172386), (549, 163280), (585, 153232), (610, 146952), (624, 143655), (628, 142740), (720, 124501), (732, 122460), (780, 114924), (785, 114192), (793, 113040), (915, 97968), (936, 95770), (942, 95160), (976, 91845), (1040, 86193), (1098, 81640), (1170, 76616), (1220, 73476), (1256, 71370), (1413, 63440), (1464, 61230), (1560, 57462), (1570, 57096), (1586, 56520), (1830, 48984), (1872, 47885), (1884, 47580), (2041, 43920), (2196, 40820), (2340, 38308), (2355, 38064), (2379, 37680), (2440, 36738), (2512, 35685), (2745, 32656), (2826, 31720), (2928, 30615), (3120, 28731), (3140, 28548), (3172, 28260), (3660, 24492), (3768, 23790), (3965, 22608), (4082, 21960), (4392, 20410), (4680, 19154), (4710, 19032), (4758, 18840), (4880, 18369), (5490, 16328), (5652, 15860), (6123, 14640), (6280, 14274), (6344, 14130), (7065, 12688), (7137, 12560), (7320, 12246), (7536, 11895), (7930, 11304), (8164, 10980), (8784, 10205), (9360, 9577), (9420, 9516)]