638540448

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3847}}^1$

素因数の和:3899

約数の個数: 192

約数和(自身を含む): 2172119040

約数和(自身を除く): 1533578592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 96, 104, 112, 114, 133, 152, 156, 168, 182, 208, 224, 228, 247, 266, 273, 304, 312, 336, 364, 399, 416, 456, 494, 532, 546, 608, 624, 672, 728, 741, 798, 912, 988, 1064, 1092, 1248, 1456, 1482, 1596, 1729, 1824, 1976, 2128, 2184, 2912, 2964, 3192, 3458, 3847, 3952, 4256, 4368, 5187, 5928, 6384, 6916, 7694, 7904, 8736, 10374, 11541, 11856, 12768, 13832, 15388, 20748, 23082, 23712, 26929, 27664, 30776, 41496, 46164, 50011, 53858, 55328, 61552, 73093, 80787, 82992, 92328, 100022, 107716, 123104, 146186, 150033, 161574, 165984, 184656, 200044, 215432, 219279, 292372, 300066, 323148, 350077, 369312, 400088, 430864, 438558, 511651, 584744, 600132, 646296, 700154, 800176, 861728, 877116, 950209, 1023302, 1050231, 1169488, 1200264, 1292592, 1400308, 1534953, 1600352, 1754232, 1900418, 2046604, 2100462, 2338976, 2400528, 2585184, 2800616, 2850627, 3069906, 3508464, 3800836, 4093208, 4200924, 4801056, 5601232, 5701254, 6139812, 6651463, 7016928, 7601672, 8186416, 8401848, 11202464, 11402508, 12279624, 13302926, 15203344, 16372832, 16803696, 19954389, 22805016, 24559248, 26605852, 30406688, 33607392, 39908778, 45610032, 49118496, 53211704, 79817556, 91220064, 106423408, 159635112, 212846816, 319270224, 638540448]

約数ペア:

[(1, 638540448), (2, 319270224), (3, 212846816), (4, 159635112), (6, 106423408), (7, 91220064), (8, 79817556), (12, 53211704), (13, 49118496), (14, 45610032), (16, 39908778), (19, 33607392), (21, 30406688), (24, 26605852), (26, 24559248), (28, 22805016), (32, 19954389), (38, 16803696), (39, 16372832), (42, 15203344), (48, 13302926), (52, 12279624), (56, 11402508), (57, 11202464), (76, 8401848), (78, 8186416), (84, 7601672), (91, 7016928), (96, 6651463), (104, 6139812), (112, 5701254), (114, 5601232), (133, 4801056), (152, 4200924), (156, 4093208), (168, 3800836), (182, 3508464), (208, 3069906), (224, 2850627), (228, 2800616), (247, 2585184), (266, 2400528), (273, 2338976), (304, 2100462), (312, 2046604), (336, 1900418), (364, 1754232), (399, 1600352), (416, 1534953), (456, 1400308), (494, 1292592), (532, 1200264), (546, 1169488), (608, 1050231), (624, 1023302), (672, 950209), (728, 877116), (741, 861728), (798, 800176), (912, 700154), (988, 646296), (1064, 600132), (1092, 584744), (1248, 511651), (1456, 438558), (1482, 430864), (1596, 400088), (1729, 369312), (1824, 350077), (1976, 323148), (2128, 300066), (2184, 292372), (2912, 219279), (2964, 215432), (3192, 200044), (3458, 184656), (3847, 165984), (3952, 161574), (4256, 150033), (4368, 146186), (5187, 123104), (5928, 107716), (6384, 100022), (6916, 92328), (7694, 82992), (7904, 80787), (8736, 73093), (10374, 61552), (11541, 55328), (11856, 53858), (12768, 50011), (13832, 46164), (15388, 41496), (20748, 30776), (23082, 27664), (23712, 26929)]