69840520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 163722240

約数和(自身を除く): 93881720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 151, 155, 248, 302, 310, 373, 604, 620, 746, 755, 1208, 1240, 1492, 1510, 1865, 2984, 3020, 3730, 4681, 6040, 7460, 9362, 11563, 14920, 18724, 23126, 23405, 37448, 46252, 46810, 56323, 57815, 92504, 93620, 112646, 115630, 187240, 225292, 231260, 281615, 450584, 462520, 563230, 1126460, 1746013, 2252920, 3492026, 6984052, 8730065, 13968104, 17460130, 34920260, 69840520]

約数ペア:

[(1, 69840520), (2, 34920260), (4, 17460130), (5, 13968104), (8, 8730065), (10, 6984052), (20, 3492026), (31, 2252920), (40, 1746013), (62, 1126460), (124, 563230), (151, 462520), (155, 450584), (248, 281615), (302, 231260), (310, 225292), (373, 187240), (604, 115630), (620, 112646), (746, 93620), (755, 92504), (1208, 57815), (1240, 56323), (1492, 46810), (1510, 46252), (1865, 37448), (2984, 23405), (3020, 23126), (3730, 18724), (4681, 14920), (6040, 11563), (7460, 9362)]