289460080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39761}}^1$

素因数の和:39794

約数の個数: 80

約数和(自身を含む): 828321984

約数和(自身を除く): 538861904

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 39761, 79522, 159044, 198805, 278327, 318088, 397610, 516893, 556654, 636176, 795220, 1033786, 1113308, 1391635, 1590440, 2067572, 2226616, 2584465, 2783270, 3180880, 3618251, 4135144, 4453232, 5168930, 5566540, 7236502, 8270288, 10337860, 11133080, 14473004, 18091255, 20675720, 22266160, 28946008, 36182510, 41351440, 57892016, 72365020, 144730040, 289460080]

約数ペア:

[(1, 289460080), (2, 144730040), (4, 72365020), (5, 57892016), (7, 41351440), (8, 36182510), (10, 28946008), (13, 22266160), (14, 20675720), (16, 18091255), (20, 14473004), (26, 11133080), (28, 10337860), (35, 8270288), (40, 7236502), (52, 5566540), (56, 5168930), (65, 4453232), (70, 4135144), (80, 3618251), (91, 3180880), (104, 2783270), (112, 2584465), (130, 2226616), (140, 2067572), (182, 1590440), (208, 1391635), (260, 1113308), (280, 1033786), (364, 795220), (455, 636176), (520, 556654), (560, 516893), (728, 397610), (910, 318088), (1040, 278327), (1456, 198805), (1820, 159044), (3640, 79522), (7280, 39761)]