19866377280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{667553}}^1$

素因数の和:667604

約数の個数: 112

約数和(自身を含む): 65110546944

約数和(自身を除く): 45244169664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9920, 14880, 29760, 667553, 1335106, 2002659, 2670212, 3337765, 4005318, 5340424, 6675530, 8010636, 10013295, 10680848, 13351060, 16021272, 20026590, 20694143, 21361696, 26702120, 32042544, 40053180, 41388286, 42723392, 53404240, 62082429, 64085088, 80106360, 82776572, 103470715, 106808480, 124164858, 128170176, 160212720, 165553144, 206941430, 213616960, 248329716, 310412145, 320425440, 331106288, 413882860, 496659432, 620824290, 640850880, 662212576, 827765720, 993318864, 1241648580, 1324425152, 1655531440, 1986637728, 2483297160, 3311062880, 3973275456, 4966594320, 6622125760, 9933188640, 19866377280]

約数ペア:

[(1, 19866377280), (2, 9933188640), (3, 6622125760), (4, 4966594320), (5, 3973275456), (6, 3311062880), (8, 2483297160), (10, 1986637728), (12, 1655531440), (15, 1324425152), (16, 1241648580), (20, 993318864), (24, 827765720), (30, 662212576), (31, 640850880), (32, 620824290), (40, 496659432), (48, 413882860), (60, 331106288), (62, 320425440), (64, 310412145), (80, 248329716), (93, 213616960), (96, 206941430), (120, 165553144), (124, 160212720), (155, 128170176), (160, 124164858), (186, 106808480), (192, 103470715), (240, 82776572), (248, 80106360), (310, 64085088), (320, 62082429), (372, 53404240), (465, 42723392), (480, 41388286), (496, 40053180), (620, 32042544), (744, 26702120), (930, 21361696), (960, 20694143), (992, 20026590), (1240, 16021272), (1488, 13351060), (1860, 10680848), (1984, 10013295), (2480, 8010636), (2976, 6675530), (3720, 5340424), (4960, 4005318), (5952, 3337765), (7440, 2670212), (9920, 2002659), (14880, 1335106), (29760, 667553)]