131222520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2590

約数の個数: 192

約数和(自身を含む): 501228000

約数和(自身を除く): 370005480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 780, 792, 858, 936, 990, 1144, 1170, 1287, 1320, 1430, 1560, 1716, 1980, 2145, 2340, 2549, 2574, 2860, 3432, 3960, 4290, 4680, 5098, 5148, 5720, 6435, 7647, 8580, 10196, 10296, 12745, 12870, 15294, 17160, 20392, 22941, 25490, 25740, 28039, 30588, 33137, 38235, 45882, 50980, 51480, 56078, 61176, 66274, 76470, 84117, 91764, 99411, 101960, 112156, 114705, 132548, 140195, 152940, 165685, 168234, 183528, 198822, 224312, 229410, 252351, 265096, 280390, 298233, 305880, 331370, 336468, 364507, 397644, 420585, 458820, 497055, 504702, 560780, 596466, 662740, 672936, 729014, 795288, 841170, 917640, 994110, 1009404, 1093521, 1121560, 1192932, 1261755, 1325480, 1458028, 1491165, 1682340, 1822535, 1988220, 2018808, 2187042, 2385864, 2523510, 2916056, 2982330, 3280563, 3364680, 3645070, 3976440, 4374084, 5047020, 5467605, 5964660, 6561126, 7290140, 8748168, 10094040, 10935210, 11929320, 13122252, 14580280, 16402815, 21870420, 26244504, 32805630, 43740840, 65611260, 131222520]

約数ペア:

[(1, 131222520), (2, 65611260), (3, 43740840), (4, 32805630), (5, 26244504), (6, 21870420), (8, 16402815), (9, 14580280), (10, 13122252), (11, 11929320), (12, 10935210), (13, 10094040), (15, 8748168), (18, 7290140), (20, 6561126), (22, 5964660), (24, 5467605), (26, 5047020), (30, 4374084), (33, 3976440), (36, 3645070), (39, 3364680), (40, 3280563), (44, 2982330), (45, 2916056), (52, 2523510), (55, 2385864), (60, 2187042), (65, 2018808), (66, 1988220), (72, 1822535), (78, 1682340), (88, 1491165), (90, 1458028), (99, 1325480), (104, 1261755), (110, 1192932), (117, 1121560), (120, 1093521), (130, 1009404), (132, 994110), (143, 917640), (156, 841170), (165, 795288), (180, 729014), (195, 672936), (198, 662740), (220, 596466), (234, 560780), (260, 504702), (264, 497055), (286, 458820), (312, 420585), (330, 397644), (360, 364507), (390, 336468), (396, 331370), (429, 305880), (440, 298233), (468, 280390), (495, 265096), (520, 252351), (572, 229410), (585, 224312), (660, 198822), (715, 183528), (780, 168234), (792, 165685), (858, 152940), (936, 140195), (990, 132548), (1144, 114705), (1170, 112156), (1287, 101960), (1320, 99411), (1430, 91764), (1560, 84117), (1716, 76470), (1980, 66274), (2145, 61176), (2340, 56078), (2549, 51480), (2574, 50980), (2860, 45882), (3432, 38235), (3960, 33137), (4290, 30588), (4680, 28039), (5098, 25740), (5148, 25490), (5720, 22941), (6435, 20392), (7647, 17160), (8580, 15294), (10196, 12870), (10296, 12745)]