51678480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1661

約数の個数: 160

約数和(自身を含む): 192844800

約数和(自身を除く): 141166320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1619, 1680, 1995, 2128, 2280, 2660, 3192, 3238, 3990, 4560, 4857, 5320, 6384, 6476, 7980, 8095, 9714, 10640, 11333, 12952, 15960, 16190, 19428, 22666, 24285, 25904, 30761, 31920, 32380, 33999, 38856, 45332, 48570, 56665, 61522, 64760, 67998, 77712, 90664, 92283, 97140, 113330, 123044, 129520, 135996, 153805, 169995, 181328, 184566, 194280, 215327, 226660, 246088, 271992, 307610, 339990, 369132, 388560, 430654, 453320, 461415, 492176, 543984, 615220, 645981, 679980, 738264, 861308, 906640, 922830, 1076635, 1230440, 1291962, 1359960, 1476528, 1722616, 1845660, 2153270, 2460880, 2583924, 2719920, 3229905, 3445232, 3691320, 4306540, 5167848, 6459810, 7382640, 8613080, 10335696, 12919620, 17226160, 25839240, 51678480]

約数ペア:

[(1, 51678480), (2, 25839240), (3, 17226160), (4, 12919620), (5, 10335696), (6, 8613080), (7, 7382640), (8, 6459810), (10, 5167848), (12, 4306540), (14, 3691320), (15, 3445232), (16, 3229905), (19, 2719920), (20, 2583924), (21, 2460880), (24, 2153270), (28, 1845660), (30, 1722616), (35, 1476528), (38, 1359960), (40, 1291962), (42, 1230440), (48, 1076635), (56, 922830), (57, 906640), (60, 861308), (70, 738264), (76, 679980), (80, 645981), (84, 615220), (95, 543984), (105, 492176), (112, 461415), (114, 453320), (120, 430654), (133, 388560), (140, 369132), (152, 339990), (168, 307610), (190, 271992), (210, 246088), (228, 226660), (240, 215327), (266, 194280), (280, 184566), (285, 181328), (304, 169995), (336, 153805), (380, 135996), (399, 129520), (420, 123044), (456, 113330), (532, 97140), (560, 92283), (570, 90664), (665, 77712), (760, 67998), (798, 64760), (840, 61522), (912, 56665), (1064, 48570), (1140, 45332), (1330, 38856), (1520, 33999), (1596, 32380), (1619, 31920), (1680, 30761), (1995, 25904), (2128, 24285), (2280, 22666), (2660, 19428), (3192, 16190), (3238, 15960), (3990, 12952), (4560, 11333), (4857, 10640), (5320, 9714), (6384, 8095), (6476, 7980)]