64346640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11657}}^1$

素因数の和:11696

約数の個数: 80

約数和(自身を含む): 208165248

約数和(自身を除く): 143818608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11657, 23314, 34971, 46628, 58285, 69942, 93256, 116570, 139884, 174855, 186512, 233140, 268111, 279768, 349710, 466280, 536222, 559536, 699420, 804333, 932560, 1072444, 1340555, 1398840, 1608666, 2144888, 2681110, 2797680, 3217332, 4021665, 4289776, 5362220, 6434664, 8043330, 10724440, 12869328, 16086660, 21448880, 32173320, 64346640]

約数ペア:

[(1, 64346640), (2, 32173320), (3, 21448880), (4, 16086660), (5, 12869328), (6, 10724440), (8, 8043330), (10, 6434664), (12, 5362220), (15, 4289776), (16, 4021665), (20, 3217332), (23, 2797680), (24, 2681110), (30, 2144888), (40, 1608666), (46, 1398840), (48, 1340555), (60, 1072444), (69, 932560), (80, 804333), (92, 699420), (115, 559536), (120, 536222), (138, 466280), (184, 349710), (230, 279768), (240, 268111), (276, 233140), (345, 186512), (368, 174855), (460, 139884), (552, 116570), (690, 93256), (920, 69942), (1104, 58285), (1380, 46628), (1840, 34971), (2760, 23314), (5520, 11657)]