42121280

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:196

約数の個数: 112

約数和(自身を含む): 107533440

約数和(自身を除く): 65412160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 59, 64, 80, 92, 97, 115, 118, 160, 184, 194, 230, 236, 295, 320, 368, 388, 460, 472, 485, 590, 736, 776, 920, 944, 970, 1180, 1357, 1472, 1552, 1840, 1888, 1940, 2231, 2360, 2714, 3104, 3680, 3776, 3880, 4462, 4720, 5428, 5723, 6208, 6785, 7360, 7760, 8924, 9440, 10856, 11155, 11446, 13570, 15520, 17848, 18880, 21712, 22310, 22892, 27140, 28615, 31040, 35696, 43424, 44620, 45784, 54280, 57230, 71392, 86848, 89240, 91568, 108560, 114460, 131629, 142784, 178480, 183136, 217120, 228920, 263258, 356960, 366272, 434240, 457840, 526516, 658145, 713920, 915680, 1053032, 1316290, 1831360, 2106064, 2632580, 4212128, 5265160, 8424256, 10530320, 21060640, 42121280]

約数ペア:

[(1, 42121280), (2, 21060640), (4, 10530320), (5, 8424256), (8, 5265160), (10, 4212128), (16, 2632580), (20, 2106064), (23, 1831360), (32, 1316290), (40, 1053032), (46, 915680), (59, 713920), (64, 658145), (80, 526516), (92, 457840), (97, 434240), (115, 366272), (118, 356960), (160, 263258), (184, 228920), (194, 217120), (230, 183136), (236, 178480), (295, 142784), (320, 131629), (368, 114460), (388, 108560), (460, 91568), (472, 89240), (485, 86848), (590, 71392), (736, 57230), (776, 54280), (920, 45784), (944, 44620), (970, 43424), (1180, 35696), (1357, 31040), (1472, 28615), (1552, 27140), (1840, 22892), (1888, 22310), (1940, 21712), (2231, 18880), (2360, 17848), (2714, 15520), (3104, 13570), (3680, 11446), (3776, 11155), (3880, 10856), (4462, 9440), (4720, 8924), (5428, 7760), (5723, 7360), (6208, 6785)]