208541620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 519708672

約数和(自身を除く): 311167052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 127, 140, 148, 185, 254, 259, 317, 370, 508, 518, 634, 635, 740, 889, 1036, 1268, 1270, 1295, 1585, 1778, 2219, 2540, 2590, 3170, 3556, 4438, 4445, 4699, 5180, 6340, 8876, 8890, 9398, 11095, 11729, 17780, 18796, 22190, 23458, 23495, 32893, 40259, 44380, 46916, 46990, 58645, 65786, 80518, 82103, 93980, 117290, 131572, 161036, 164206, 164465, 201295, 234580, 281813, 328412, 328930, 402590, 410515, 563626, 657860, 805180, 821030, 1127252, 1409065, 1489583, 1642060, 2818130, 2979166, 5636260, 5958332, 7447915, 10427081, 14895830, 20854162, 29791660, 41708324, 52135405, 104270810, 208541620]

約数ペア:

[(1, 208541620), (2, 104270810), (4, 52135405), (5, 41708324), (7, 29791660), (10, 20854162), (14, 14895830), (20, 10427081), (28, 7447915), (35, 5958332), (37, 5636260), (70, 2979166), (74, 2818130), (127, 1642060), (140, 1489583), (148, 1409065), (185, 1127252), (254, 821030), (259, 805180), (317, 657860), (370, 563626), (508, 410515), (518, 402590), (634, 328930), (635, 328412), (740, 281813), (889, 234580), (1036, 201295), (1268, 164465), (1270, 164206), (1295, 161036), (1585, 131572), (1778, 117290), (2219, 93980), (2540, 82103), (2590, 80518), (3170, 65786), (3556, 58645), (4438, 46990), (4445, 46916), (4699, 44380), (5180, 40259), (6340, 32893), (8876, 23495), (8890, 23458), (9398, 22190), (11095, 18796), (11729, 17780)]