1791710720

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:372

約数の個数: 160

約数和(自身を含む): 4497140736

約数和(自身を除く): 2705430016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 107, 124, 128, 155, 160, 211, 214, 248, 256, 310, 320, 422, 428, 496, 512, 535, 620, 640, 844, 856, 992, 1055, 1070, 1240, 1280, 1688, 1712, 1984, 2110, 2140, 2480, 2560, 3317, 3376, 3424, 3968, 4220, 4280, 4960, 6541, 6634, 6752, 6848, 7936, 8440, 8560, 9920, 13082, 13268, 13504, 13696, 15872, 16585, 16880, 17120, 19840, 22577, 26164, 26536, 27008, 27392, 32705, 33170, 33760, 34240, 39680, 45154, 52328, 53072, 54016, 54784, 65410, 66340, 67520, 68480, 79360, 90308, 104656, 106144, 108032, 112885, 130820, 132680, 135040, 136960, 180616, 209312, 212288, 225770, 261640, 265360, 270080, 273920, 361232, 418624, 424576, 451540, 523280, 530720, 540160, 699887, 722464, 837248, 849152, 903080, 1046560, 1061440, 1399774, 1444928, 1674496, 1698304, 1806160, 2093120, 2122880, 2799548, 2889856, 3348992, 3499435, 3612320, 4186240, 4245760, 5599096, 5779712, 6998870, 7224640, 8372480, 8491520, 11198192, 11559424, 13997740, 14449280, 16744960, 22396384, 27995480, 28898560, 44792768, 55990960, 57797120, 89585536, 111981920, 179171072, 223963840, 358342144, 447927680, 895855360, 1791710720]

約数ペア:

[(1, 1791710720), (2, 895855360), (4, 447927680), (5, 358342144), (8, 223963840), (10, 179171072), (16, 111981920), (20, 89585536), (31, 57797120), (32, 55990960), (40, 44792768), (62, 28898560), (64, 27995480), (80, 22396384), (107, 16744960), (124, 14449280), (128, 13997740), (155, 11559424), (160, 11198192), (211, 8491520), (214, 8372480), (248, 7224640), (256, 6998870), (310, 5779712), (320, 5599096), (422, 4245760), (428, 4186240), (496, 3612320), (512, 3499435), (535, 3348992), (620, 2889856), (640, 2799548), (844, 2122880), (856, 2093120), (992, 1806160), (1055, 1698304), (1070, 1674496), (1240, 1444928), (1280, 1399774), (1688, 1061440), (1712, 1046560), (1984, 903080), (2110, 849152), (2140, 837248), (2480, 722464), (2560, 699887), (3317, 540160), (3376, 530720), (3424, 523280), (3968, 451540), (4220, 424576), (4280, 418624), (4960, 361232), (6541, 273920), (6634, 270080), (6752, 265360), (6848, 261640), (7936, 225770), (8440, 212288), (8560, 209312), (9920, 180616), (13082, 136960), (13268, 135040), (13504, 132680), (13696, 130820), (15872, 112885), (16585, 108032), (16880, 106144), (17120, 104656), (19840, 90308), (22577, 79360), (26164, 68480), (26536, 67520), (27008, 66340), (27392, 65410), (32705, 54784), (33170, 54016), (33760, 53072), (34240, 52328), (39680, 45154)]