289585570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 557383680

約数和(自身を除く): 267798110

約数列:

[1, 2, 5, 10, 31, 59, 62, 71, 118, 142, 155, 223, 295, 310, 355, 446, 590, 710, 1115, 1829, 2201, 2230, 3658, 4189, 4402, 6913, 8378, 9145, 11005, 13157, 13826, 15833, 18290, 20945, 22010, 26314, 31666, 34565, 41890, 65785, 69130, 79165, 129859, 131570, 158330, 259718, 407867, 490823, 649295, 815734, 934147, 981646, 1298590, 1868294, 2039335, 2454115, 4078670, 4670735, 4908230, 9341470, 28958557, 57917114, 144792785, 289585570]

約数ペア:

[(1, 289585570), (2, 144792785), (5, 57917114), (10, 28958557), (31, 9341470), (59, 4908230), (62, 4670735), (71, 4078670), (118, 2454115), (142, 2039335), (155, 1868294), (223, 1298590), (295, 981646), (310, 934147), (355, 815734), (446, 649295), (590, 490823), (710, 407867), (1115, 259718), (1829, 158330), (2201, 131570), (2230, 129859), (3658, 79165), (4189, 69130), (4402, 65785), (6913, 41890), (8378, 34565), (9145, 31666), (11005, 26314), (13157, 22010), (13826, 20945), (15833, 18290)]