17856960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 224

約数和(自身を含む): 65836800

約数和(自身を除く): 47979840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 89, 95, 96, 110, 114, 120, 132, 152, 160, 165, 176, 178, 190, 192, 209, 220, 228, 240, 264, 267, 285, 304, 320, 330, 352, 356, 380, 418, 440, 445, 456, 480, 528, 534, 570, 608, 627, 660, 704, 712, 760, 836, 880, 890, 912, 960, 979, 1045, 1056, 1068, 1140, 1216, 1254, 1320, 1335, 1424, 1520, 1672, 1691, 1760, 1780, 1824, 1958, 2090, 2112, 2136, 2280, 2508, 2640, 2670, 2848, 2937, 3040, 3135, 3344, 3382, 3520, 3560, 3648, 3916, 4180, 4272, 4560, 4895, 5016, 5073, 5280, 5340, 5696, 5874, 6080, 6270, 6688, 6764, 7120, 7832, 8360, 8455, 8544, 9120, 9790, 10032, 10146, 10560, 10680, 11748, 12540, 13376, 13528, 14240, 14685, 15664, 16720, 16910, 17088, 18240, 18601, 19580, 20064, 20292, 21360, 23496, 25080, 25365, 27056, 28480, 29370, 31328, 33440, 33820, 37202, 39160, 40128, 40584, 42720, 46992, 50160, 50730, 54112, 55803, 58740, 62656, 66880, 67640, 74404, 78320, 81168, 85440, 93005, 93984, 100320, 101460, 108224, 111606, 117480, 135280, 148808, 156640, 162336, 186010, 187968, 200640, 202920, 223212, 234960, 270560, 279015, 297616, 313280, 324672, 372020, 405840, 446424, 469920, 541120, 558030, 595232, 744040, 811680, 892848, 939840, 1116060, 1190464, 1488080, 1623360, 1785696, 2232120, 2976160, 3571392, 4464240, 5952320, 8928480, 17856960]

約数ペア:

[(1, 17856960), (2, 8928480), (3, 5952320), (4, 4464240), (5, 3571392), (6, 2976160), (8, 2232120), (10, 1785696), (11, 1623360), (12, 1488080), (15, 1190464), (16, 1116060), (19, 939840), (20, 892848), (22, 811680), (24, 744040), (30, 595232), (32, 558030), (33, 541120), (38, 469920), (40, 446424), (44, 405840), (48, 372020), (55, 324672), (57, 313280), (60, 297616), (64, 279015), (66, 270560), (76, 234960), (80, 223212), (88, 202920), (89, 200640), (95, 187968), (96, 186010), (110, 162336), (114, 156640), (120, 148808), (132, 135280), (152, 117480), (160, 111606), (165, 108224), (176, 101460), (178, 100320), (190, 93984), (192, 93005), (209, 85440), (220, 81168), (228, 78320), (240, 74404), (264, 67640), (267, 66880), (285, 62656), (304, 58740), (320, 55803), (330, 54112), (352, 50730), (356, 50160), (380, 46992), (418, 42720), (440, 40584), (445, 40128), (456, 39160), (480, 37202), (528, 33820), (534, 33440), (570, 31328), (608, 29370), (627, 28480), (660, 27056), (704, 25365), (712, 25080), (760, 23496), (836, 21360), (880, 20292), (890, 20064), (912, 19580), (960, 18601), (979, 18240), (1045, 17088), (1056, 16910), (1068, 16720), (1140, 15664), (1216, 14685), (1254, 14240), (1320, 13528), (1335, 13376), (1424, 12540), (1520, 11748), (1672, 10680), (1691, 10560), (1760, 10146), (1780, 10032), (1824, 9790), (1958, 9120), (2090, 8544), (2112, 8455), (2136, 8360), (2280, 7832), (2508, 7120), (2640, 6764), (2670, 6688), (2848, 6270), (2937, 6080), (3040, 5874), (3135, 5696), (3344, 5340), (3382, 5280), (3520, 5073), (3560, 5016), (3648, 4895), (3916, 4560), (4180, 4272)]