42767440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 103207680

約数和(自身を除く): 60440240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 79, 80, 101, 134, 158, 202, 268, 316, 335, 395, 404, 505, 536, 632, 670, 790, 808, 1010, 1072, 1264, 1340, 1580, 1616, 2020, 2680, 3160, 4040, 5293, 5360, 6320, 6767, 7979, 8080, 10586, 13534, 15958, 21172, 26465, 27068, 31916, 33835, 39895, 42344, 52930, 54136, 63832, 67670, 79790, 84688, 105860, 108272, 127664, 135340, 159580, 211720, 270680, 319160, 423440, 534593, 541360, 638320, 1069186, 2138372, 2672965, 4276744, 5345930, 8553488, 10691860, 21383720, 42767440]

約数ペア:

[(1, 42767440), (2, 21383720), (4, 10691860), (5, 8553488), (8, 5345930), (10, 4276744), (16, 2672965), (20, 2138372), (40, 1069186), (67, 638320), (79, 541360), (80, 534593), (101, 423440), (134, 319160), (158, 270680), (202, 211720), (268, 159580), (316, 135340), (335, 127664), (395, 108272), (404, 105860), (505, 84688), (536, 79790), (632, 67670), (670, 63832), (790, 54136), (808, 52930), (1010, 42344), (1072, 39895), (1264, 33835), (1340, 31916), (1580, 27068), (1616, 26465), (2020, 21172), (2680, 15958), (3160, 13534), (4040, 10586), (5293, 8080), (5360, 7979), (6320, 6767)]