123845680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13009}}^1$

素因数の和:13046

約数の個数: 80

約数和(自身を含む): 348459840

約数和(自身を除く): 224614160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 13009, 26018, 52036, 65045, 91063, 104072, 130090, 182126, 208144, 221153, 260180, 364252, 442306, 455315, 520360, 728504, 884612, 910630, 1040720, 1105765, 1457008, 1548071, 1769224, 1821260, 2211530, 3096142, 3538448, 3642520, 4423060, 6192284, 7285040, 7740355, 8846120, 12384568, 15480710, 17692240, 24769136, 30961420, 61922840, 123845680]

約数ペア:

[(1, 123845680), (2, 61922840), (4, 30961420), (5, 24769136), (7, 17692240), (8, 15480710), (10, 12384568), (14, 8846120), (16, 7740355), (17, 7285040), (20, 6192284), (28, 4423060), (34, 3642520), (35, 3538448), (40, 3096142), (56, 2211530), (68, 1821260), (70, 1769224), (80, 1548071), (85, 1457008), (112, 1105765), (119, 1040720), (136, 910630), (140, 884612), (170, 728504), (238, 520360), (272, 455315), (280, 442306), (340, 364252), (476, 260180), (560, 221153), (595, 208144), (680, 182126), (952, 130090), (1190, 104072), (1360, 91063), (1904, 65045), (2380, 52036), (4760, 26018), (9520, 13009)]