31492920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 99973440

約数和(自身を除く): 68480520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 41, 60, 74, 82, 111, 120, 123, 148, 164, 173, 185, 205, 222, 246, 296, 328, 346, 370, 410, 444, 492, 519, 555, 615, 692, 740, 820, 865, 888, 984, 1038, 1110, 1230, 1384, 1480, 1517, 1640, 1730, 2076, 2220, 2460, 2595, 3034, 3460, 4152, 4440, 4551, 4920, 5190, 6068, 6401, 6920, 7093, 7585, 9102, 10380, 12136, 12802, 14186, 15170, 18204, 19203, 20760, 21279, 22755, 25604, 28372, 30340, 32005, 35465, 36408, 38406, 42558, 45510, 51208, 56744, 60680, 64010, 70930, 76812, 85116, 91020, 96015, 106395, 128020, 141860, 153624, 170232, 182040, 192030, 212790, 256040, 262441, 283720, 384060, 425580, 524882, 768120, 787323, 851160, 1049764, 1312205, 1574646, 2099528, 2624410, 3149292, 3936615, 5248820, 6298584, 7873230, 10497640, 15746460, 31492920]

約数ペア:

[(1, 31492920), (2, 15746460), (3, 10497640), (4, 7873230), (5, 6298584), (6, 5248820), (8, 3936615), (10, 3149292), (12, 2624410), (15, 2099528), (20, 1574646), (24, 1312205), (30, 1049764), (37, 851160), (40, 787323), (41, 768120), (60, 524882), (74, 425580), (82, 384060), (111, 283720), (120, 262441), (123, 256040), (148, 212790), (164, 192030), (173, 182040), (185, 170232), (205, 153624), (222, 141860), (246, 128020), (296, 106395), (328, 96015), (346, 91020), (370, 85116), (410, 76812), (444, 70930), (492, 64010), (519, 60680), (555, 56744), (615, 51208), (692, 45510), (740, 42558), (820, 38406), (865, 36408), (888, 35465), (984, 32005), (1038, 30340), (1110, 28372), (1230, 25604), (1384, 22755), (1480, 21279), (1517, 20760), (1640, 19203), (1730, 18204), (2076, 15170), (2220, 14186), (2460, 12802), (2595, 12136), (3034, 10380), (3460, 9102), (4152, 7585), (4440, 7093), (4551, 6920), (4920, 6401), (5190, 6068)]