42123060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 147917952

約数和(自身を除く): 105794892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 331, 404, 420, 505, 606, 630, 662, 707, 909, 993, 1010, 1212, 1260, 1324, 1414, 1515, 1655, 1818, 1986, 2020, 2121, 2317, 2828, 2979, 3030, 3310, 3535, 3636, 3972, 4242, 4545, 4634, 4965, 5958, 6060, 6363, 6620, 6951, 7070, 8484, 9090, 9268, 9930, 10605, 11585, 11916, 12726, 13902, 14140, 14895, 18180, 19860, 20853, 21210, 23170, 25452, 27804, 29790, 31815, 33431, 34755, 41706, 42420, 46340, 59580, 63630, 66862, 69510, 83412, 100293, 104265, 127260, 133724, 139020, 167155, 200586, 208530, 234017, 300879, 334310, 401172, 417060, 468034, 501465, 601758, 668620, 702051, 936068, 1002930, 1170085, 1203516, 1404102, 1504395, 2005860, 2106153, 2340170, 2808204, 3008790, 3510255, 4212306, 4680340, 6017580, 7020510, 8424612, 10530765, 14041020, 21061530, 42123060]

約数ペア:

[(1, 42123060), (2, 21061530), (3, 14041020), (4, 10530765), (5, 8424612), (6, 7020510), (7, 6017580), (9, 4680340), (10, 4212306), (12, 3510255), (14, 3008790), (15, 2808204), (18, 2340170), (20, 2106153), (21, 2005860), (28, 1504395), (30, 1404102), (35, 1203516), (36, 1170085), (42, 1002930), (45, 936068), (60, 702051), (63, 668620), (70, 601758), (84, 501465), (90, 468034), (101, 417060), (105, 401172), (126, 334310), (140, 300879), (180, 234017), (202, 208530), (210, 200586), (252, 167155), (303, 139020), (315, 133724), (331, 127260), (404, 104265), (420, 100293), (505, 83412), (606, 69510), (630, 66862), (662, 63630), (707, 59580), (909, 46340), (993, 42420), (1010, 41706), (1212, 34755), (1260, 33431), (1324, 31815), (1414, 29790), (1515, 27804), (1655, 25452), (1818, 23170), (1986, 21210), (2020, 20853), (2121, 19860), (2317, 18180), (2828, 14895), (2979, 14140), (3030, 13902), (3310, 12726), (3535, 11916), (3636, 11585), (3972, 10605), (4242, 9930), (4545, 9268), (4634, 9090), (4965, 8484), (5958, 7070), (6060, 6951), (6363, 6620)]