240675890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3623}}^1$

素因数の和:3723

約数の個数: 64

約数和(自身を含む): 540642816

約数和(自身を除く): 299966926

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 2555, 3623, 4745, 5110, 6643, 7246, 9490, 13286, 18115, 25361, 33215, 36230, 47099, 50722, 66430, 94198, 126805, 235495, 253610, 264479, 329693, 470990, 528958, 659386, 1322395, 1648465, 1851353, 2644790, 3296930, 3438227, 3702706, 6876454, 9256765, 17191135, 18513530, 24067589, 34382270, 48135178, 120337945, 240675890]

約数ペア:

[(1, 240675890), (2, 120337945), (5, 48135178), (7, 34382270), (10, 24067589), (13, 18513530), (14, 17191135), (26, 9256765), (35, 6876454), (65, 3702706), (70, 3438227), (73, 3296930), (91, 2644790), (130, 1851353), (146, 1648465), (182, 1322395), (365, 659386), (455, 528958), (511, 470990), (730, 329693), (910, 264479), (949, 253610), (1022, 235495), (1898, 126805), (2555, 94198), (3623, 66430), (4745, 50722), (5110, 47099), (6643, 36230), (7246, 33215), (9490, 25361), (13286, 18115)]