420985116

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 1080555840

約数和(自身を除く): 659570724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 239, 339, 433, 452, 478, 678, 717, 866, 956, 1017, 1299, 1356, 1434, 1732, 2034, 2151, 2598, 2868, 3897, 4068, 4302, 5196, 7794, 8604, 15588, 27007, 48929, 54014, 81021, 97858, 103487, 108028, 146787, 162042, 195716, 206974, 243063, 293574, 310461, 324084, 413948, 440361, 486126, 587148, 620922, 880722, 931383, 972252, 1241844, 1761444, 1862766, 3725532, 11694031, 23388062, 35082093, 46776124, 70164186, 105246279, 140328372, 210492558, 420985116]

約数ペア:

[(1, 420985116), (2, 210492558), (3, 140328372), (4, 105246279), (6, 70164186), (9, 46776124), (12, 35082093), (18, 23388062), (36, 11694031), (113, 3725532), (226, 1862766), (239, 1761444), (339, 1241844), (433, 972252), (452, 931383), (478, 880722), (678, 620922), (717, 587148), (866, 486126), (956, 440361), (1017, 413948), (1299, 324084), (1356, 310461), (1434, 293574), (1732, 243063), (2034, 206974), (2151, 195716), (2598, 162042), (2868, 146787), (3897, 108028), (4068, 103487), (4302, 97858), (5196, 81021), (7794, 54014), (8604, 48929), (15588, 27007)]