84320775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 195606528

約数和(自身を除く): 111285753

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 31, 33, 35, 45, 55, 63, 75, 77, 93, 99, 105, 155, 157, 165, 175, 217, 225, 231, 275, 279, 315, 341, 385, 465, 471, 495, 525, 651, 693, 775, 785, 825, 1023, 1085, 1099, 1155, 1395, 1413, 1575, 1705, 1727, 1925, 1953, 2325, 2355, 2387, 2475, 3069, 3255, 3297, 3465, 3925, 4867, 5115, 5181, 5425, 5495, 5775, 6975, 7065, 7161, 8525, 8635, 9765, 9891, 11775, 11935, 12089, 14601, 15345, 15543, 16275, 16485, 17325, 21483, 24335, 25575, 25905, 27475, 34069, 35325, 35805, 36267, 43175, 43803, 48825, 49455, 53537, 59675, 60445, 73005, 76725, 77715, 82425, 102207, 107415, 108801, 121675, 129525, 160611, 170345, 179025, 181335, 219015, 247275, 267685, 302225, 306621, 365025, 374759, 388575, 481833, 511035, 537075, 544005, 803055, 851725, 906675, 1095075, 1124277, 1338425, 1533105, 1873795, 2409165, 2555175, 2720025, 3372831, 4015275, 5621385, 7665525, 9368975, 12045825, 16864155, 28106925, 84320775]

約数ペア:

[(1, 84320775), (3, 28106925), (5, 16864155), (7, 12045825), (9, 9368975), (11, 7665525), (15, 5621385), (21, 4015275), (25, 3372831), (31, 2720025), (33, 2555175), (35, 2409165), (45, 1873795), (55, 1533105), (63, 1338425), (75, 1124277), (77, 1095075), (93, 906675), (99, 851725), (105, 803055), (155, 544005), (157, 537075), (165, 511035), (175, 481833), (217, 388575), (225, 374759), (231, 365025), (275, 306621), (279, 302225), (315, 267685), (341, 247275), (385, 219015), (465, 181335), (471, 179025), (495, 170345), (525, 160611), (651, 129525), (693, 121675), (775, 108801), (785, 107415), (825, 102207), (1023, 82425), (1085, 77715), (1099, 76725), (1155, 73005), (1395, 60445), (1413, 59675), (1575, 53537), (1705, 49455), (1727, 48825), (1925, 43803), (1953, 43175), (2325, 36267), (2355, 35805), (2387, 35325), (2475, 34069), (3069, 27475), (3255, 25905), (3297, 25575), (3465, 24335), (3925, 21483), (4867, 17325), (5115, 16485), (5181, 16275), (5425, 15543), (5495, 15345), (5775, 14601), (6975, 12089), (7065, 11935), (7161, 11775), (8525, 9891), (8635, 9765)]