148084520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 345945600

約数和(自身を除く): 197861080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 307, 310, 389, 614, 620, 778, 1228, 1240, 1535, 1556, 1945, 2456, 3070, 3112, 3890, 6140, 7780, 9517, 12059, 12280, 15560, 19034, 24118, 38068, 47585, 48236, 60295, 76136, 95170, 96472, 119423, 120590, 190340, 238846, 241180, 380680, 477692, 482360, 597115, 955384, 1194230, 2388460, 3702113, 4776920, 7404226, 14808452, 18510565, 29616904, 37021130, 74042260, 148084520]

約数ペア:

[(1, 148084520), (2, 74042260), (4, 37021130), (5, 29616904), (8, 18510565), (10, 14808452), (20, 7404226), (31, 4776920), (40, 3702113), (62, 2388460), (124, 1194230), (155, 955384), (248, 597115), (307, 482360), (310, 477692), (389, 380680), (614, 241180), (620, 238846), (778, 190340), (1228, 120590), (1240, 119423), (1535, 96472), (1556, 95170), (1945, 76136), (2456, 60295), (3070, 48236), (3112, 47585), (3890, 38068), (6140, 24118), (7780, 19034), (9517, 15560), (12059, 12280)]