120638440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2297}}^1$

素因数の和:2422

約数の個数: 64

約数和(自身を含む): 295338960

約数和(自身を除く): 174700520

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, 2297, 2626, 4040, 4594, 5252, 6565, 9188, 10504, 11485, 13130, 18376, 22970, 26260, 29861, 45940, 52520, 59722, 91880, 119444, 149305, 231997, 238888, 298610, 463994, 597220, 927988, 1159985, 1194440, 1855976, 2319970, 3015961, 4639940, 6031922, 9279880, 12063844, 15079805, 24127688, 30159610, 60319220, 120638440]

約数ペア:

[(1, 120638440), (2, 60319220), (4, 30159610), (5, 24127688), (8, 15079805), (10, 12063844), (13, 9279880), (20, 6031922), (26, 4639940), (40, 3015961), (52, 2319970), (65, 1855976), (101, 1194440), (104, 1159985), (130, 927988), (202, 597220), (260, 463994), (404, 298610), (505, 238888), (520, 231997), (808, 149305), (1010, 119444), (1313, 91880), (2020, 59722), (2297, 52520), (2626, 45940), (4040, 29861), (4594, 26260), (5252, 22970), (6565, 18376), (9188, 13130), (10504, 11485)]