654056960

素因数分解:

$2^9\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1069}}^1$

素因数の和:1331

約数の個数: 80

約数和(自身を含む): 1576238400

約数和(自身を除く): 922181440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 256, 320, 478, 512, 640, 956, 1069, 1195, 1280, 1912, 2138, 2390, 2560, 3824, 4276, 4780, 5345, 7648, 8552, 9560, 10690, 15296, 17104, 19120, 21380, 30592, 34208, 38240, 42760, 61184, 68416, 76480, 85520, 122368, 136832, 152960, 171040, 255491, 273664, 305920, 342080, 510982, 547328, 611840, 684160, 1021964, 1277455, 1368320, 2043928, 2554910, 2736640, 4087856, 5109820, 8175712, 10219640, 16351424, 20439280, 32702848, 40878560, 65405696, 81757120, 130811392, 163514240, 327028480, 654056960]

約数ペア:

[(1, 654056960), (2, 327028480), (4, 163514240), (5, 130811392), (8, 81757120), (10, 65405696), (16, 40878560), (20, 32702848), (32, 20439280), (40, 16351424), (64, 10219640), (80, 8175712), (128, 5109820), (160, 4087856), (239, 2736640), (256, 2554910), (320, 2043928), (478, 1368320), (512, 1277455), (640, 1021964), (956, 684160), (1069, 611840), (1195, 547328), (1280, 510982), (1912, 342080), (2138, 305920), (2390, 273664), (2560, 255491), (3824, 171040), (4276, 152960), (4780, 136832), (5345, 122368), (7648, 85520), (8552, 76480), (9560, 68416), (10690, 61184), (15296, 42760), (17104, 38240), (19120, 34208), (21380, 30592)]