68000880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 223985664

約数和(自身を除く): 155984784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 97, 115, 120, 127, 138, 184, 194, 230, 240, 254, 276, 291, 345, 368, 381, 388, 460, 485, 508, 552, 582, 635, 690, 762, 776, 920, 970, 1016, 1104, 1164, 1270, 1380, 1455, 1524, 1552, 1840, 1905, 1940, 2032, 2231, 2328, 2540, 2760, 2910, 2921, 3048, 3810, 3880, 4462, 4656, 5080, 5520, 5820, 5842, 6096, 6693, 7620, 7760, 8763, 8924, 10160, 11155, 11640, 11684, 12319, 13386, 14605, 15240, 17526, 17848, 22310, 23280, 23368, 24638, 26772, 29210, 30480, 33465, 35052, 35696, 36957, 43815, 44620, 46736, 49276, 53544, 58420, 61595, 66930, 70104, 73914, 87630, 89240, 98552, 107088, 116840, 123190, 133860, 140208, 147828, 175260, 178480, 184785, 197104, 233680, 246380, 267720, 283337, 295656, 350520, 369570, 492760, 535440, 566674, 591312, 701040, 739140, 850011, 985520, 1133348, 1416685, 1478280, 1700022, 2266696, 2833370, 2956560, 3400044, 4250055, 4533392, 5666740, 6800088, 8500110, 11333480, 13600176, 17000220, 22666960, 34000440, 68000880]

約数ペア:

[(1, 68000880), (2, 34000440), (3, 22666960), (4, 17000220), (5, 13600176), (6, 11333480), (8, 8500110), (10, 6800088), (12, 5666740), (15, 4533392), (16, 4250055), (20, 3400044), (23, 2956560), (24, 2833370), (30, 2266696), (40, 1700022), (46, 1478280), (48, 1416685), (60, 1133348), (69, 985520), (80, 850011), (92, 739140), (97, 701040), (115, 591312), (120, 566674), (127, 535440), (138, 492760), (184, 369570), (194, 350520), (230, 295656), (240, 283337), (254, 267720), (276, 246380), (291, 233680), (345, 197104), (368, 184785), (381, 178480), (388, 175260), (460, 147828), (485, 140208), (508, 133860), (552, 123190), (582, 116840), (635, 107088), (690, 98552), (762, 89240), (776, 87630), (920, 73914), (970, 70104), (1016, 66930), (1104, 61595), (1164, 58420), (1270, 53544), (1380, 49276), (1455, 46736), (1524, 44620), (1552, 43815), (1840, 36957), (1905, 35696), (1940, 35052), (2032, 33465), (2231, 30480), (2328, 29210), (2540, 26772), (2760, 24638), (2910, 23368), (2921, 23280), (3048, 22310), (3810, 17848), (3880, 17526), (4462, 15240), (4656, 14605), (5080, 13386), (5520, 12319), (5820, 11684), (5842, 11640), (6096, 11155), (6693, 10160), (7620, 8924), (7760, 8763)]