1800154240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{467}}^1$

素因数の和:822

約数の個数: 128

約数和(自身を含む): 4554014400

約数和(自身を除く): 2753860160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 317, 320, 380, 467, 608, 634, 640, 760, 934, 1216, 1268, 1520, 1585, 1868, 2335, 2432, 2536, 3040, 3170, 3736, 4670, 5072, 6023, 6080, 6340, 7472, 8873, 9340, 10144, 12046, 12160, 12680, 14944, 17746, 18680, 20288, 24092, 25360, 29888, 30115, 35492, 37360, 40576, 44365, 48184, 50720, 59776, 60230, 70984, 74720, 88730, 96368, 101440, 120460, 141968, 148039, 149440, 177460, 192736, 202880, 240920, 283936, 296078, 298880, 354920, 385472, 481840, 567872, 592156, 709840, 740195, 770944, 963680, 1135744, 1184312, 1419680, 1480390, 1927360, 2368624, 2812741, 2839360, 2960780, 3854720, 4737248, 5625482, 5678720, 5921560, 9474496, 11250964, 11843120, 14063705, 18948992, 22501928, 23686240, 28127410, 45003856, 47372480, 56254820, 90007712, 94744960, 112509640, 180015424, 225019280, 360030848, 450038560, 900077120, 1800154240]

約数ペア:

[(1, 1800154240), (2, 900077120), (4, 450038560), (5, 360030848), (8, 225019280), (10, 180015424), (16, 112509640), (19, 94744960), (20, 90007712), (32, 56254820), (38, 47372480), (40, 45003856), (64, 28127410), (76, 23686240), (80, 22501928), (95, 18948992), (128, 14063705), (152, 11843120), (160, 11250964), (190, 9474496), (304, 5921560), (317, 5678720), (320, 5625482), (380, 4737248), (467, 3854720), (608, 2960780), (634, 2839360), (640, 2812741), (760, 2368624), (934, 1927360), (1216, 1480390), (1268, 1419680), (1520, 1184312), (1585, 1135744), (1868, 963680), (2335, 770944), (2432, 740195), (2536, 709840), (3040, 592156), (3170, 567872), (3736, 481840), (4670, 385472), (5072, 354920), (6023, 298880), (6080, 296078), (6340, 283936), (7472, 240920), (8873, 202880), (9340, 192736), (10144, 177460), (12046, 149440), (12160, 148039), (12680, 141968), (14944, 120460), (17746, 101440), (18680, 96368), (20288, 88730), (24092, 74720), (25360, 70984), (29888, 60230), (30115, 59776), (35492, 50720), (37360, 48184), (40576, 44365)]