156624520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{839}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 381024000

約数和(自身を除く): 224399480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 359, 520, 718, 839, 1436, 1678, 1795, 2872, 3356, 3590, 4195, 4667, 6712, 7180, 8390, 9334, 10907, 14360, 16780, 18668, 21814, 23335, 33560, 37336, 43628, 46670, 54535, 87256, 93340, 109070, 186680, 218140, 301201, 436280, 602402, 1204804, 1506005, 2409608, 3012010, 3915613, 6024020, 7831226, 12048040, 15662452, 19578065, 31324904, 39156130, 78312260, 156624520]

約数ペア:

[(1, 156624520), (2, 78312260), (4, 39156130), (5, 31324904), (8, 19578065), (10, 15662452), (13, 12048040), (20, 7831226), (26, 6024020), (40, 3915613), (52, 3012010), (65, 2409608), (104, 1506005), (130, 1204804), (260, 602402), (359, 436280), (520, 301201), (718, 218140), (839, 186680), (1436, 109070), (1678, 93340), (1795, 87256), (2872, 54535), (3356, 46670), (3590, 43628), (4195, 37336), (4667, 33560), (6712, 23335), (7180, 21814), (8390, 18668), (9334, 16780), (10907, 14360)]