848447680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^3\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 112

約数和(自身を含む): 2111166720

約数和(自身を除く): 1262719040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 89, 124, 155, 160, 178, 248, 310, 320, 356, 445, 496, 620, 712, 890, 961, 992, 1240, 1424, 1780, 1922, 1984, 2480, 2759, 2848, 3560, 3844, 4805, 4960, 5518, 5696, 7120, 7688, 9610, 9920, 11036, 13795, 14240, 15376, 19220, 22072, 27590, 28480, 29791, 30752, 38440, 44144, 55180, 59582, 61504, 76880, 85529, 88288, 110360, 119164, 148955, 153760, 171058, 176576, 220720, 238328, 297910, 307520, 342116, 427645, 441440, 476656, 595820, 684232, 855290, 882880, 953312, 1191640, 1368464, 1710580, 1906624, 2383280, 2651399, 2736928, 3421160, 4766560, 5302798, 5473856, 6842320, 9533120, 10605596, 13256995, 13684640, 21211192, 26513990, 27369280, 42422384, 53027980, 84844768, 106055960, 169689536, 212111920, 424223840, 848447680]

約数ペア:

[(1, 848447680), (2, 424223840), (4, 212111920), (5, 169689536), (8, 106055960), (10, 84844768), (16, 53027980), (20, 42422384), (31, 27369280), (32, 26513990), (40, 21211192), (62, 13684640), (64, 13256995), (80, 10605596), (89, 9533120), (124, 6842320), (155, 5473856), (160, 5302798), (178, 4766560), (248, 3421160), (310, 2736928), (320, 2651399), (356, 2383280), (445, 1906624), (496, 1710580), (620, 1368464), (712, 1191640), (890, 953312), (961, 882880), (992, 855290), (1240, 684232), (1424, 595820), (1780, 476656), (1922, 441440), (1984, 427645), (2480, 342116), (2759, 307520), (2848, 297910), (3560, 238328), (3844, 220720), (4805, 176576), (4960, 171058), (5518, 153760), (5696, 148955), (7120, 119164), (7688, 110360), (9610, 88288), (9920, 85529), (11036, 76880), (13795, 61504), (14240, 59582), (15376, 55180), (19220, 44144), (22072, 38440), (27590, 30752), (28480, 29791)]