47871720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 171596880

約数和(自身を除く): 123725160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 53, 60, 65, 72, 78, 90, 104, 106, 117, 120, 130, 156, 159, 180, 193, 195, 212, 234, 260, 265, 312, 318, 360, 386, 390, 424, 468, 477, 520, 530, 579, 585, 636, 689, 772, 780, 795, 936, 954, 965, 1060, 1158, 1170, 1272, 1378, 1544, 1560, 1590, 1737, 1908, 1930, 2067, 2120, 2316, 2340, 2385, 2509, 2756, 2895, 3180, 3445, 3474, 3816, 3860, 4134, 4632, 4680, 4770, 5018, 5512, 5790, 6201, 6360, 6890, 6948, 7527, 7720, 8268, 8685, 9540, 10036, 10229, 10335, 11580, 12402, 12545, 13780, 13896, 15054, 16536, 17370, 19080, 20072, 20458, 20670, 22581, 23160, 24804, 25090, 27560, 30108, 30687, 31005, 34740, 37635, 40916, 41340, 45162, 49608, 50180, 51145, 60216, 61374, 62010, 69480, 75270, 81832, 82680, 90324, 92061, 100360, 102290, 112905, 122748, 124020, 132977, 150540, 153435, 180648, 184122, 204580, 225810, 245496, 248040, 265954, 301080, 306870, 368244, 398931, 409160, 451620, 460305, 531908, 613740, 664885, 736488, 797862, 903240, 920610, 1063816, 1196793, 1227480, 1329770, 1595724, 1841220, 1994655, 2393586, 2659540, 3191448, 3682440, 3989310, 4787172, 5319080, 5983965, 7978620, 9574344, 11967930, 15957240, 23935860, 47871720]

約数ペア:

[(1, 47871720), (2, 23935860), (3, 15957240), (4, 11967930), (5, 9574344), (6, 7978620), (8, 5983965), (9, 5319080), (10, 4787172), (12, 3989310), (13, 3682440), (15, 3191448), (18, 2659540), (20, 2393586), (24, 1994655), (26, 1841220), (30, 1595724), (36, 1329770), (39, 1227480), (40, 1196793), (45, 1063816), (52, 920610), (53, 903240), (60, 797862), (65, 736488), (72, 664885), (78, 613740), (90, 531908), (104, 460305), (106, 451620), (117, 409160), (120, 398931), (130, 368244), (156, 306870), (159, 301080), (180, 265954), (193, 248040), (195, 245496), (212, 225810), (234, 204580), (260, 184122), (265, 180648), (312, 153435), (318, 150540), (360, 132977), (386, 124020), (390, 122748), (424, 112905), (468, 102290), (477, 100360), (520, 92061), (530, 90324), (579, 82680), (585, 81832), (636, 75270), (689, 69480), (772, 62010), (780, 61374), (795, 60216), (936, 51145), (954, 50180), (965, 49608), (1060, 45162), (1158, 41340), (1170, 40916), (1272, 37635), (1378, 34740), (1544, 31005), (1560, 30687), (1590, 30108), (1737, 27560), (1908, 25090), (1930, 24804), (2067, 23160), (2120, 22581), (2316, 20670), (2340, 20458), (2385, 20072), (2509, 19080), (2756, 17370), (2895, 16536), (3180, 15054), (3445, 13896), (3474, 13780), (3816, 12545), (3860, 12402), (4134, 11580), (4632, 10335), (4680, 10229), (4770, 10036), (5018, 9540), (5512, 8685), (5790, 8268), (6201, 7720), (6360, 7527), (6890, 6948)]