781371936

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:719

約数の個数: 144

約数和(自身を含む): 2291103360

約数和(自身を除く): 1509731424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 79, 96, 122, 144, 158, 183, 237, 244, 288, 316, 366, 474, 488, 549, 563, 632, 711, 732, 948, 976, 1098, 1126, 1264, 1422, 1464, 1689, 1896, 1952, 2196, 2252, 2528, 2844, 2928, 3378, 3792, 4392, 4504, 4819, 5067, 5688, 5856, 6756, 7584, 8784, 9008, 9638, 10134, 11376, 13512, 14457, 17568, 18016, 19276, 20268, 22752, 27024, 28914, 34343, 38552, 40536, 43371, 44477, 54048, 57828, 68686, 77104, 81072, 86742, 88954, 103029, 115656, 133431, 137372, 154208, 162144, 173484, 177908, 206058, 231312, 266862, 274744, 309087, 346968, 355816, 400293, 412116, 462624, 533724, 549488, 618174, 693936, 711632, 800586, 824232, 1067448, 1098976, 1236348, 1387872, 1423264, 1601172, 1648464, 2134896, 2472696, 2713097, 3202344, 3296928, 4269792, 4945392, 5426194, 6404688, 8139291, 9890784, 10852388, 12809376, 16278582, 21704776, 24417873, 32557164, 43409552, 48835746, 65114328, 86819104, 97671492, 130228656, 195342984, 260457312, 390685968, 781371936]

約数ペア:

[(1, 781371936), (2, 390685968), (3, 260457312), (4, 195342984), (6, 130228656), (8, 97671492), (9, 86819104), (12, 65114328), (16, 48835746), (18, 43409552), (24, 32557164), (32, 24417873), (36, 21704776), (48, 16278582), (61, 12809376), (72, 10852388), (79, 9890784), (96, 8139291), (122, 6404688), (144, 5426194), (158, 4945392), (183, 4269792), (237, 3296928), (244, 3202344), (288, 2713097), (316, 2472696), (366, 2134896), (474, 1648464), (488, 1601172), (549, 1423264), (563, 1387872), (632, 1236348), (711, 1098976), (732, 1067448), (948, 824232), (976, 800586), (1098, 711632), (1126, 693936), (1264, 618174), (1422, 549488), (1464, 533724), (1689, 462624), (1896, 412116), (1952, 400293), (2196, 355816), (2252, 346968), (2528, 309087), (2844, 274744), (2928, 266862), (3378, 231312), (3792, 206058), (4392, 177908), (4504, 173484), (4819, 162144), (5067, 154208), (5688, 137372), (5856, 133431), (6756, 115656), (7584, 103029), (8784, 88954), (9008, 86742), (9638, 81072), (10134, 77104), (11376, 68686), (13512, 57828), (14457, 54048), (17568, 44477), (18016, 43371), (19276, 40536), (20268, 38552), (22752, 34343), (27024, 28914)]