30711240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1741}}^1$

素因数の和:1772

約数の個数: 144

約数和(自身を含む): 116173980

約数和(自身を除く): 85462740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1741, 1764, 1960, 2205, 2520, 2940, 3482, 3528, 4410, 5223, 5880, 6964, 8705, 8820, 10446, 12187, 13928, 15669, 17410, 17640, 20892, 24374, 26115, 31338, 34820, 36561, 41784, 48748, 52230, 60935, 62676, 69640, 73122, 78345, 85309, 97496, 104460, 109683, 121870, 125352, 146244, 156690, 170618, 182805, 208920, 219366, 243740, 255927, 292488, 313380, 341236, 365610, 426545, 438732, 487480, 511854, 548415, 626760, 682472, 731220, 767781, 853090, 877464, 1023708, 1096830, 1279635, 1462440, 1535562, 1706180, 2047416, 2193660, 2559270, 3071124, 3412360, 3838905, 4387320, 5118540, 6142248, 7677810, 10237080, 15355620, 30711240]

約数ペア:

[(1, 30711240), (2, 15355620), (3, 10237080), (4, 7677810), (5, 6142248), (6, 5118540), (7, 4387320), (8, 3838905), (9, 3412360), (10, 3071124), (12, 2559270), (14, 2193660), (15, 2047416), (18, 1706180), (20, 1535562), (21, 1462440), (24, 1279635), (28, 1096830), (30, 1023708), (35, 877464), (36, 853090), (40, 767781), (42, 731220), (45, 682472), (49, 626760), (56, 548415), (60, 511854), (63, 487480), (70, 438732), (72, 426545), (84, 365610), (90, 341236), (98, 313380), (105, 292488), (120, 255927), (126, 243740), (140, 219366), (147, 208920), (168, 182805), (180, 170618), (196, 156690), (210, 146244), (245, 125352), (252, 121870), (280, 109683), (294, 104460), (315, 97496), (360, 85309), (392, 78345), (420, 73122), (441, 69640), (490, 62676), (504, 60935), (588, 52230), (630, 48748), (735, 41784), (840, 36561), (882, 34820), (980, 31338), (1176, 26115), (1260, 24374), (1470, 20892), (1741, 17640), (1764, 17410), (1960, 15669), (2205, 13928), (2520, 12187), (2940, 10446), (3482, 8820), (3528, 8705), (4410, 6964), (5223, 5880)]