153963460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57881}}^1$

素因数の和:57916

約数の個数: 48

約数和(自身を含む): 388967040

約数和(自身を除く): 235003580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 57881, 115762, 231524, 289405, 405167, 578810, 810334, 1099739, 1157620, 1620668, 2025835, 2199478, 4051670, 4398956, 5498695, 7698173, 8103340, 10997390, 15396346, 21994780, 30792692, 38490865, 76981730, 153963460]

約数ペア:

[(1, 153963460), (2, 76981730), (4, 38490865), (5, 30792692), (7, 21994780), (10, 15396346), (14, 10997390), (19, 8103340), (20, 7698173), (28, 5498695), (35, 4398956), (38, 4051670), (70, 2199478), (76, 2025835), (95, 1620668), (133, 1157620), (140, 1099739), (190, 810334), (266, 578810), (380, 405167), (532, 289405), (665, 231524), (1330, 115762), (2660, 57881)]