140426520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90017}}^1$

素因数の和:90044

約数の個数: 64

約数和(自身を含む): 453690720

約数和(自身を除く): 313264200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 90017, 180034, 270051, 360068, 450085, 540102, 720136, 900170, 1080204, 1170221, 1350255, 1800340, 2160408, 2340442, 2700510, 3510663, 3600680, 4680884, 5401020, 5851105, 7021326, 9361768, 10802040, 11702210, 14042652, 17553315, 23404420, 28085304, 35106630, 46808840, 70213260, 140426520]

約数ペア:

[(1, 140426520), (2, 70213260), (3, 46808840), (4, 35106630), (5, 28085304), (6, 23404420), (8, 17553315), (10, 14042652), (12, 11702210), (13, 10802040), (15, 9361768), (20, 7021326), (24, 5851105), (26, 5401020), (30, 4680884), (39, 3600680), (40, 3510663), (52, 2700510), (60, 2340442), (65, 2160408), (78, 1800340), (104, 1350255), (120, 1170221), (130, 1080204), (156, 900170), (195, 720136), (260, 540102), (312, 450085), (390, 360068), (520, 270051), (780, 180034), (1560, 90017)]