74897340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{178327}}^1$

素因数の和:178346

約数の個数: 48

約数和(自身を含む): 239672832

約数和(自身を除く): 164775492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 178327, 356654, 534981, 713308, 891635, 1069962, 1248289, 1783270, 2139924, 2496578, 2674905, 3566540, 3744867, 4993156, 5349810, 6241445, 7489734, 10699620, 12482890, 14979468, 18724335, 24965780, 37448670, 74897340]

約数ペア:

[(1, 74897340), (2, 37448670), (3, 24965780), (4, 18724335), (5, 14979468), (6, 12482890), (7, 10699620), (10, 7489734), (12, 6241445), (14, 5349810), (15, 4993156), (20, 3744867), (21, 3566540), (28, 2674905), (30, 2496578), (35, 2139924), (42, 1783270), (60, 1248289), (70, 1069962), (84, 891635), (105, 713308), (140, 534981), (210, 356654), (420, 178327)]