1978045608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:920

約数の個数: 256

約数和(自身を含む): 6618931200

約数和(自身を除く): 4640885592

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 17, 21, 22, 24, 28, 33, 34, 42, 44, 51, 56, 66, 68, 77, 79, 84, 88, 102, 119, 132, 136, 154, 158, 168, 187, 204, 231, 237, 238, 264, 308, 316, 357, 374, 408, 462, 474, 476, 553, 561, 616, 632, 714, 748, 797, 869, 924, 948, 952, 1106, 1122, 1309, 1343, 1428, 1496, 1594, 1659, 1738, 1848, 1896, 2212, 2244, 2391, 2607, 2618, 2686, 2856, 3188, 3318, 3476, 3927, 4029, 4424, 4488, 4782, 5214, 5236, 5372, 5579, 6083, 6376, 6636, 6952, 7854, 8058, 8767, 9401, 9564, 10428, 10472, 10744, 11158, 12166, 13272, 13549, 14773, 15708, 16116, 16737, 17534, 18249, 18802, 19128, 20856, 22316, 24332, 26301, 27098, 28203, 29546, 31416, 32232, 33474, 35068, 36498, 37604, 40647, 44319, 44632, 48664, 52602, 54196, 56406, 59092, 61369, 62963, 66948, 70136, 72996, 75208, 81294, 88638, 94843, 103411, 105204, 108392, 112812, 118184, 122738, 125926, 133896, 145992, 149039, 162588, 177276, 184107, 188889, 189686, 206822, 210408, 225624, 245476, 251852, 284529, 298078, 310233, 325176, 354552, 368214, 377778, 379372, 413644, 440741, 447117, 490952, 503704, 569058, 596156, 620466, 692593, 736428, 755556, 758744, 827288, 881482, 894234, 1043273, 1070371, 1138116, 1192312, 1240932, 1322223, 1385186, 1472856, 1511112, 1762964, 1788468, 2077779, 2086546, 2140742, 2276232, 2481864, 2644446, 2770372, 3129819, 3211113, 3525928, 3576936, 4155558, 4173092, 4281484, 4848151, 5288892, 5540744, 6259638, 6422226, 7492597, 8311116, 8346184, 8562968, 9696302, 10577784, 11774081, 12519276, 12844452, 14544453, 14985194, 16622232, 19392604, 22477791, 23548162, 25038552, 25688904, 29088906, 29970388, 35322243, 38785208, 44955582, 47096324, 58177812, 59940776, 70644486, 82418567, 89911164, 94192648, 116355624, 141288972, 164837134, 179822328, 247255701, 282577944, 329674268, 494511402, 659348536, 989022804, 1978045608]

約数ペア:

[(1, 1978045608), (2, 989022804), (3, 659348536), (4, 494511402), (6, 329674268), (7, 282577944), (8, 247255701), (11, 179822328), (12, 164837134), (14, 141288972), (17, 116355624), (21, 94192648), (22, 89911164), (24, 82418567), (28, 70644486), (33, 59940776), (34, 58177812), (42, 47096324), (44, 44955582), (51, 38785208), (56, 35322243), (66, 29970388), (68, 29088906), (77, 25688904), (79, 25038552), (84, 23548162), (88, 22477791), (102, 19392604), (119, 16622232), (132, 14985194), (136, 14544453), (154, 12844452), (158, 12519276), (168, 11774081), (187, 10577784), (204, 9696302), (231, 8562968), (237, 8346184), (238, 8311116), (264, 7492597), (308, 6422226), (316, 6259638), (357, 5540744), (374, 5288892), (408, 4848151), (462, 4281484), (474, 4173092), (476, 4155558), (553, 3576936), (561, 3525928), (616, 3211113), (632, 3129819), (714, 2770372), (748, 2644446), (797, 2481864), (869, 2276232), (924, 2140742), (948, 2086546), (952, 2077779), (1106, 1788468), (1122, 1762964), (1309, 1511112), (1343, 1472856), (1428, 1385186), (1496, 1322223), (1594, 1240932), (1659, 1192312), (1738, 1138116), (1848, 1070371), (1896, 1043273), (2212, 894234), (2244, 881482), (2391, 827288), (2607, 758744), (2618, 755556), (2686, 736428), (2856, 692593), (3188, 620466), (3318, 596156), (3476, 569058), (3927, 503704), (4029, 490952), (4424, 447117), (4488, 440741), (4782, 413644), (5214, 379372), (5236, 377778), (5372, 368214), (5579, 354552), (6083, 325176), (6376, 310233), (6636, 298078), (6952, 284529), (7854, 251852), (8058, 245476), (8767, 225624), (9401, 210408), (9564, 206822), (10428, 189686), (10472, 188889), (10744, 184107), (11158, 177276), (12166, 162588), (13272, 149039), (13549, 145992), (14773, 133896), (15708, 125926), (16116, 122738), (16737, 118184), (17534, 112812), (18249, 108392), (18802, 105204), (19128, 103411), (20856, 94843), (22316, 88638), (24332, 81294), (26301, 75208), (27098, 72996), (28203, 70136), (29546, 66948), (31416, 62963), (32232, 61369), (33474, 59092), (35068, 56406), (36498, 54196), (37604, 52602), (40647, 48664), (44319, 44632)]