206879220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 665945280

約数和(自身を除く): 459066060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 241, 251, 285, 342, 380, 482, 502, 570, 684, 723, 753, 855, 964, 1004, 1140, 1205, 1255, 1446, 1506, 1710, 2169, 2259, 2410, 2510, 2892, 3012, 3420, 3615, 3765, 4338, 4518, 4579, 4769, 4820, 5020, 7230, 7530, 8676, 9036, 9158, 9538, 10845, 11295, 13737, 14307, 14460, 15060, 18316, 19076, 21690, 22590, 22895, 23845, 27474, 28614, 41211, 42921, 43380, 45180, 45790, 47690, 54948, 57228, 60491, 68685, 71535, 82422, 85842, 91580, 95380, 120982, 137370, 143070, 164844, 171684, 181473, 206055, 214605, 241964, 274740, 286140, 302455, 362946, 412110, 429210, 544419, 604910, 725892, 824220, 858420, 907365, 1088838, 1149329, 1209820, 1814730, 2177676, 2298658, 2722095, 3447987, 3629460, 4597316, 5444190, 5746645, 6895974, 10343961, 10888380, 11493290, 13791948, 17239935, 20687922, 22986580, 34479870, 41375844, 51719805, 68959740, 103439610, 206879220]

約数ペア:

[(1, 206879220), (2, 103439610), (3, 68959740), (4, 51719805), (5, 41375844), (6, 34479870), (9, 22986580), (10, 20687922), (12, 17239935), (15, 13791948), (18, 11493290), (19, 10888380), (20, 10343961), (30, 6895974), (36, 5746645), (38, 5444190), (45, 4597316), (57, 3629460), (60, 3447987), (76, 2722095), (90, 2298658), (95, 2177676), (114, 1814730), (171, 1209820), (180, 1149329), (190, 1088838), (228, 907365), (241, 858420), (251, 824220), (285, 725892), (342, 604910), (380, 544419), (482, 429210), (502, 412110), (570, 362946), (684, 302455), (723, 286140), (753, 274740), (855, 241964), (964, 214605), (1004, 206055), (1140, 181473), (1205, 171684), (1255, 164844), (1446, 143070), (1506, 137370), (1710, 120982), (2169, 95380), (2259, 91580), (2410, 85842), (2510, 82422), (2892, 71535), (3012, 68685), (3420, 60491), (3615, 57228), (3765, 54948), (4338, 47690), (4518, 45790), (4579, 45180), (4769, 43380), (4820, 42921), (5020, 41211), (7230, 28614), (7530, 27474), (8676, 23845), (9036, 22895), (9158, 22590), (9538, 21690), (10845, 19076), (11295, 18316), (13737, 15060), (14307, 14460)]