260856320

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 160

約数和(自身を含む): 683527680

約数和(自身を除く): 422671360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 173, 190, 248, 256, 304, 310, 320, 346, 380, 496, 512, 589, 608, 620, 640, 692, 760, 865, 992, 1178, 1216, 1240, 1280, 1384, 1520, 1730, 1984, 2356, 2432, 2480, 2560, 2768, 2945, 3040, 3287, 3460, 3968, 4712, 4864, 4960, 5363, 5536, 5890, 6080, 6574, 6920, 7936, 9424, 9728, 9920, 10726, 11072, 11780, 12160, 13148, 13840, 15872, 16435, 18848, 19840, 21452, 22144, 23560, 24320, 26296, 26815, 27680, 32870, 37696, 39680, 42904, 44288, 47120, 48640, 52592, 53630, 55360, 65740, 75392, 79360, 85808, 88576, 94240, 101897, 105184, 107260, 110720, 131480, 150784, 171616, 188480, 203794, 210368, 214520, 221440, 262960, 301568, 343232, 376960, 407588, 420736, 429040, 442880, 509485, 525920, 686464, 753920, 815176, 841472, 858080, 1018970, 1051840, 1372928, 1507840, 1630352, 1682944, 1716160, 2037940, 2103680, 2745856, 3260704, 3432320, 4075880, 4207360, 6521408, 6864640, 8151760, 8414720, 13042816, 13729280, 16303520, 26085632, 32607040, 52171264, 65214080, 130428160, 260856320]

約数ペア:

[(1, 260856320), (2, 130428160), (4, 65214080), (5, 52171264), (8, 32607040), (10, 26085632), (16, 16303520), (19, 13729280), (20, 13042816), (31, 8414720), (32, 8151760), (38, 6864640), (40, 6521408), (62, 4207360), (64, 4075880), (76, 3432320), (80, 3260704), (95, 2745856), (124, 2103680), (128, 2037940), (152, 1716160), (155, 1682944), (160, 1630352), (173, 1507840), (190, 1372928), (248, 1051840), (256, 1018970), (304, 858080), (310, 841472), (320, 815176), (346, 753920), (380, 686464), (496, 525920), (512, 509485), (589, 442880), (608, 429040), (620, 420736), (640, 407588), (692, 376960), (760, 343232), (865, 301568), (992, 262960), (1178, 221440), (1216, 214520), (1240, 210368), (1280, 203794), (1384, 188480), (1520, 171616), (1730, 150784), (1984, 131480), (2356, 110720), (2432, 107260), (2480, 105184), (2560, 101897), (2768, 94240), (2945, 88576), (3040, 85808), (3287, 79360), (3460, 75392), (3968, 65740), (4712, 55360), (4864, 53630), (4960, 52592), (5363, 48640), (5536, 47120), (5890, 44288), (6080, 42904), (6574, 39680), (6920, 37696), (7936, 32870), (9424, 27680), (9728, 26815), (9920, 26296), (10726, 24320), (11072, 23560), (11780, 22144), (12160, 21452), (13148, 19840), (13840, 18848), (15872, 16435)]