1228940000

素因数分解:

$2^5\times 5^4\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1502

約数の個数: 120

約数和(自身を含む): 3095852760

約数和(自身を除く): 1866912760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 125, 160, 172, 200, 215, 250, 344, 400, 430, 500, 625, 688, 800, 860, 1000, 1075, 1250, 1376, 1429, 1720, 2000, 2150, 2500, 2858, 3440, 4000, 4300, 5000, 5375, 5716, 6880, 7145, 8600, 10000, 10750, 11432, 14290, 17200, 20000, 21500, 22864, 26875, 28580, 34400, 35725, 43000, 45728, 53750, 57160, 61447, 71450, 86000, 107500, 114320, 122894, 142900, 172000, 178625, 215000, 228640, 245788, 285800, 307235, 357250, 430000, 491576, 571600, 614470, 714500, 860000, 893125, 983152, 1143200, 1228940, 1429000, 1536175, 1786250, 1966304, 2457880, 2858000, 3072350, 3572500, 4915760, 5716000, 6144700, 7145000, 7680875, 9831520, 12289400, 14290000, 15361750, 24578800, 28580000, 30723500, 38404375, 49157600, 61447000, 76808750, 122894000, 153617500, 245788000, 307235000, 614470000, 1228940000]

約数ペア:

[(1, 1228940000), (2, 614470000), (4, 307235000), (5, 245788000), (8, 153617500), (10, 122894000), (16, 76808750), (20, 61447000), (25, 49157600), (32, 38404375), (40, 30723500), (43, 28580000), (50, 24578800), (80, 15361750), (86, 14290000), (100, 12289400), (125, 9831520), (160, 7680875), (172, 7145000), (200, 6144700), (215, 5716000), (250, 4915760), (344, 3572500), (400, 3072350), (430, 2858000), (500, 2457880), (625, 1966304), (688, 1786250), (800, 1536175), (860, 1429000), (1000, 1228940), (1075, 1143200), (1250, 983152), (1376, 893125), (1429, 860000), (1720, 714500), (2000, 614470), (2150, 571600), (2500, 491576), (2858, 430000), (3440, 357250), (4000, 307235), (4300, 285800), (5000, 245788), (5375, 228640), (5716, 215000), (6880, 178625), (7145, 172000), (8600, 142900), (10000, 122894), (10750, 114320), (11432, 107500), (14290, 86000), (17200, 71450), (20000, 61447), (21500, 57160), (22864, 53750), (26875, 45728), (28580, 43000), (34400, 35725)]