121268680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2309}}^1$

素因数の和:2434

約数の個数: 64

約数和(自身を含む): 296881200

約数和(自身を除く): 175612520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2309, 2626, 4040, 4618, 5252, 6565, 9236, 10504, 11545, 13130, 18472, 23090, 26260, 30017, 46180, 52520, 60034, 92360, 120068, 150085, 233209, 240136, 300170, 466418, 600340, 932836, 1166045, 1200680, 1865672, 2332090, 3031717, 4664180, 6063434, 9328360, 12126868, 15158585, 24253736, 30317170, 60634340, 121268680]

約数ペア:

[(1, 121268680), (2, 60634340), (4, 30317170), (5, 24253736), (8, 15158585), (10, 12126868), (13, 9328360), (20, 6063434), (26, 4664180), (40, 3031717), (52, 2332090), (65, 1865672), (101, 1200680), (104, 1166045), (130, 932836), (202, 600340), (260, 466418), (404, 300170), (505, 240136), (520, 233209), (808, 150085), (1010, 120068), (1313, 92360), (2020, 60034), (2309, 52520), (2626, 46180), (4040, 30017), (4618, 26260), (5252, 23090), (6565, 18472), (9236, 13130), (10504, 11545)]