51340320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 177434712

約数和(自身を除く): 126094392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 353, 360, 404, 480, 505, 606, 706, 720, 808, 909, 1010, 1059, 1212, 1412, 1440, 1515, 1616, 1765, 1818, 2020, 2118, 2424, 2824, 3030, 3177, 3232, 3530, 3636, 4040, 4236, 4545, 4848, 5295, 5648, 6060, 6354, 7060, 7272, 8080, 8472, 9090, 9696, 10590, 11296, 12120, 12708, 14120, 14544, 15885, 16160, 16944, 18180, 21180, 24240, 25416, 28240, 29088, 31770, 33888, 35653, 36360, 42360, 48480, 50832, 56480, 63540, 71306, 72720, 84720, 101664, 106959, 127080, 142612, 145440, 169440, 178265, 213918, 254160, 285224, 320877, 356530, 427836, 508320, 534795, 570448, 641754, 713060, 855672, 1069590, 1140896, 1283508, 1426120, 1604385, 1711344, 2139180, 2567016, 2852240, 3208770, 3422688, 4278360, 5134032, 5704480, 6417540, 8556720, 10268064, 12835080, 17113440, 25670160, 51340320]

約数ペア:

[(1, 51340320), (2, 25670160), (3, 17113440), (4, 12835080), (5, 10268064), (6, 8556720), (8, 6417540), (9, 5704480), (10, 5134032), (12, 4278360), (15, 3422688), (16, 3208770), (18, 2852240), (20, 2567016), (24, 2139180), (30, 1711344), (32, 1604385), (36, 1426120), (40, 1283508), (45, 1140896), (48, 1069590), (60, 855672), (72, 713060), (80, 641754), (90, 570448), (96, 534795), (101, 508320), (120, 427836), (144, 356530), (160, 320877), (180, 285224), (202, 254160), (240, 213918), (288, 178265), (303, 169440), (353, 145440), (360, 142612), (404, 127080), (480, 106959), (505, 101664), (606, 84720), (706, 72720), (720, 71306), (808, 63540), (909, 56480), (1010, 50832), (1059, 48480), (1212, 42360), (1412, 36360), (1440, 35653), (1515, 33888), (1616, 31770), (1765, 29088), (1818, 28240), (2020, 25416), (2118, 24240), (2424, 21180), (2824, 18180), (3030, 16944), (3177, 16160), (3232, 15885), (3530, 14544), (3636, 14120), (4040, 12708), (4236, 12120), (4545, 11296), (4848, 10590), (5295, 9696), (5648, 9090), (6060, 8472), (6354, 8080), (7060, 7272)]