81609180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4259

約数の個数: 96

約数和(自身を含む): 254741760

約数和(自身を除く): 173132580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4211, 4845, 6460, 8422, 9690, 12633, 16844, 19380, 21055, 25266, 42110, 50532, 63165, 71587, 80009, 84220, 126330, 143174, 160018, 214761, 240027, 252660, 286348, 320036, 357935, 400045, 429522, 480054, 715870, 800090, 859044, 960108, 1073805, 1200135, 1360153, 1431740, 1600180, 2147610, 2400270, 2720306, 4080459, 4295220, 4800540, 5440612, 6800765, 8160918, 13601530, 16321836, 20402295, 27203060, 40804590, 81609180]

約数ペア:

[(1, 81609180), (2, 40804590), (3, 27203060), (4, 20402295), (5, 16321836), (6, 13601530), (10, 8160918), (12, 6800765), (15, 5440612), (17, 4800540), (19, 4295220), (20, 4080459), (30, 2720306), (34, 2400270), (38, 2147610), (51, 1600180), (57, 1431740), (60, 1360153), (68, 1200135), (76, 1073805), (85, 960108), (95, 859044), (102, 800090), (114, 715870), (170, 480054), (190, 429522), (204, 400045), (228, 357935), (255, 320036), (285, 286348), (323, 252660), (340, 240027), (380, 214761), (510, 160018), (570, 143174), (646, 126330), (969, 84220), (1020, 80009), (1140, 71587), (1292, 63165), (1615, 50532), (1938, 42110), (3230, 25266), (3876, 21055), (4211, 19380), (4845, 16844), (6460, 12633), (8422, 9690)]