78312757754

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^3\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:686

約数の個数: 128

約数和(自身を含む): 151787520000

約数和(自身を除く): 73474762246

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 199, 242, 343, 398, 431, 539, 686, 847, 862, 1078, 1331, 1393, 1694, 2189, 2662, 2786, 3017, 3773, 4378, 4741, 5929, 6034, 7546, 9317, 9482, 9751, 11858, 15323, 18634, 19502, 21119, 24079, 30646, 33187, 41503, 42238, 48158, 52151, 65219, 66374, 68257, 83006, 85769, 104302, 107261, 130438, 136514, 147833, 168553, 171538, 214522, 232309, 264869, 295666, 337106, 365057, 456533, 464618, 529738, 573661, 600383, 730114, 750827, 913066, 943459, 1147322, 1179871, 1200766, 1501654, 1626163, 1854083, 1886918, 2359742, 2555399, 3252326, 3708166, 4015627, 4202681, 5110798, 6604213, 8031254, 8259097, 8405362, 10378049, 12978581, 13208426, 16518194, 17887793, 20756098, 25957162, 28109389, 29418767, 35775586, 46229491, 56218778, 58837534, 72646343, 90850067, 92458982, 114158539, 145292686, 181700134, 196765723, 228317078, 323606437, 393531446, 508524401, 647212874, 799109773, 1017048802, 1598219546, 3559670807, 5593768411, 7119341614, 11187536822, 39156378877, 78312757754]

約数ペア:

[(1, 78312757754), (2, 39156378877), (7, 11187536822), (11, 7119341614), (14, 5593768411), (22, 3559670807), (49, 1598219546), (77, 1017048802), (98, 799109773), (121, 647212874), (154, 508524401), (199, 393531446), (242, 323606437), (343, 228317078), (398, 196765723), (431, 181700134), (539, 145292686), (686, 114158539), (847, 92458982), (862, 90850067), (1078, 72646343), (1331, 58837534), (1393, 56218778), (1694, 46229491), (2189, 35775586), (2662, 29418767), (2786, 28109389), (3017, 25957162), (3773, 20756098), (4378, 17887793), (4741, 16518194), (5929, 13208426), (6034, 12978581), (7546, 10378049), (9317, 8405362), (9482, 8259097), (9751, 8031254), (11858, 6604213), (15323, 5110798), (18634, 4202681), (19502, 4015627), (21119, 3708166), (24079, 3252326), (30646, 2555399), (33187, 2359742), (41503, 1886918), (42238, 1854083), (48158, 1626163), (52151, 1501654), (65219, 1200766), (66374, 1179871), (68257, 1147322), (83006, 943459), (85769, 913066), (104302, 750827), (107261, 730114), (130438, 600383), (136514, 573661), (147833, 529738), (168553, 464618), (171538, 456533), (214522, 365057), (232309, 337106), (264869, 295666)]