2021096140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 5119904160

約数和(自身を除く): 3098808020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 139, 140, 148, 185, 196, 245, 259, 278, 370, 401, 490, 518, 556, 695, 740, 802, 973, 980, 1036, 1295, 1390, 1604, 1813, 1946, 2005, 2590, 2780, 2807, 3626, 3892, 4010, 4865, 5143, 5180, 5614, 6811, 7252, 8020, 9065, 9730, 10286, 11228, 13622, 14035, 14837, 18130, 19460, 19649, 20572, 25715, 27244, 28070, 29674, 34055, 36001, 36260, 39298, 51430, 55739, 56140, 59348, 68110, 72002, 74185, 78596, 98245, 102860, 103859, 111478, 136220, 144004, 148370, 180005, 196490, 207718, 222956, 252007, 278695, 296740, 360010, 390173, 392980, 415436, 504014, 519295, 557390, 720020, 727013, 780346, 1008028, 1038590, 1114780, 1260035, 1454026, 1560692, 1950865, 2062343, 2077180, 2520070, 2731211, 2908052, 3635065, 3901730, 4124686, 5040140, 5462422, 7270130, 7803460, 8249372, 10311715, 10924844, 13656055, 14436401, 14540260, 20623430, 27312110, 28872802, 41246860, 54624220, 57745604, 72182005, 101054807, 144364010, 202109614, 288728020, 404219228, 505274035, 1010548070, 2021096140]

約数ペア:

[(1, 2021096140), (2, 1010548070), (4, 505274035), (5, 404219228), (7, 288728020), (10, 202109614), (14, 144364010), (20, 101054807), (28, 72182005), (35, 57745604), (37, 54624220), (49, 41246860), (70, 28872802), (74, 27312110), (98, 20623430), (139, 14540260), (140, 14436401), (148, 13656055), (185, 10924844), (196, 10311715), (245, 8249372), (259, 7803460), (278, 7270130), (370, 5462422), (401, 5040140), (490, 4124686), (518, 3901730), (556, 3635065), (695, 2908052), (740, 2731211), (802, 2520070), (973, 2077180), (980, 2062343), (1036, 1950865), (1295, 1560692), (1390, 1454026), (1604, 1260035), (1813, 1114780), (1946, 1038590), (2005, 1008028), (2590, 780346), (2780, 727013), (2807, 720020), (3626, 557390), (3892, 519295), (4010, 504014), (4865, 415436), (5143, 392980), (5180, 390173), (5614, 360010), (6811, 296740), (7252, 278695), (8020, 252007), (9065, 222956), (9730, 207718), (10286, 196490), (11228, 180005), (13622, 148370), (14035, 144004), (14837, 136220), (18130, 111478), (19460, 103859), (19649, 102860), (20572, 98245), (25715, 78596), (27244, 74185), (28070, 72002), (29674, 68110), (34055, 59348), (36001, 56140), (36260, 55739), (39298, 51430)]