129211320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1645

約数の個数: 128

約数和(自身を含む): 447690240

約数和(自身を除く): 318478920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 1523, 2020, 2121, 2424, 2828, 3030, 3046, 3535, 4040, 4242, 4569, 5656, 6060, 6092, 7070, 7615, 8484, 9138, 10605, 10661, 12120, 12184, 14140, 15230, 16968, 18276, 21210, 21322, 22845, 28280, 30460, 31983, 36552, 42420, 42644, 45690, 53305, 60920, 63966, 84840, 85288, 91380, 106610, 127932, 153823, 159915, 182760, 213220, 255864, 307646, 319830, 426440, 461469, 615292, 639660, 769115, 922938, 1076761, 1230584, 1279320, 1538230, 1845876, 2153522, 2307345, 3076460, 3230283, 3691752, 4307044, 4614690, 5383805, 6152920, 6460566, 8614088, 9229380, 10767610, 12921132, 16151415, 18458760, 21535220, 25842264, 32302830, 43070440, 64605660, 129211320]

約数ペア:

[(1, 129211320), (2, 64605660), (3, 43070440), (4, 32302830), (5, 25842264), (6, 21535220), (7, 18458760), (8, 16151415), (10, 12921132), (12, 10767610), (14, 9229380), (15, 8614088), (20, 6460566), (21, 6152920), (24, 5383805), (28, 4614690), (30, 4307044), (35, 3691752), (40, 3230283), (42, 3076460), (56, 2307345), (60, 2153522), (70, 1845876), (84, 1538230), (101, 1279320), (105, 1230584), (120, 1076761), (140, 922938), (168, 769115), (202, 639660), (210, 615292), (280, 461469), (303, 426440), (404, 319830), (420, 307646), (505, 255864), (606, 213220), (707, 182760), (808, 159915), (840, 153823), (1010, 127932), (1212, 106610), (1414, 91380), (1515, 85288), (1523, 84840), (2020, 63966), (2121, 60920), (2424, 53305), (2828, 45690), (3030, 42644), (3046, 42420), (3535, 36552), (4040, 31983), (4242, 30460), (4569, 28280), (5656, 22845), (6060, 21322), (6092, 21210), (7070, 18276), (7615, 16968), (8484, 15230), (9138, 14140), (10605, 12184), (10661, 12120)]