130428160

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 341429760

約数和(自身を除く): 211001600

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, 589, 608, 620, 640, 692, 760, 865, 992, 1178, 1216, 1240, 1280, 1384, 1520, 1730, 1984, 2356, 2432, 2480, 2768, 2945, 3040, 3287, 3460, 3968, 4712, 4864, 4960, 5363, 5536, 5890, 6080, 6574, 6920, 7936, 9424, 9920, 10726, 11072, 11780, 12160, 13148, 13840, 16435, 18848, 19840, 21452, 22144, 23560, 24320, 26296, 26815, 27680, 32870, 37696, 39680, 42904, 44288, 47120, 52592, 53630, 55360, 65740, 75392, 85808, 94240, 101897, 105184, 107260, 110720, 131480, 150784, 171616, 188480, 203794, 210368, 214520, 221440, 262960, 343232, 376960, 407588, 420736, 429040, 509485, 525920, 686464, 753920, 815176, 841472, 858080, 1018970, 1051840, 1372928, 1630352, 1716160, 2037940, 2103680, 3260704, 3432320, 4075880, 4207360, 6521408, 6864640, 8151760, 13042816, 16303520, 26085632, 32607040, 65214080, 130428160]

約数ペア:

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