217706148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 645817536

約数和(自身を除く): 428111388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 73, 99, 102, 132, 146, 153, 187, 198, 204, 219, 292, 306, 374, 396, 438, 443, 561, 612, 657, 748, 803, 876, 886, 1122, 1241, 1314, 1329, 1606, 1683, 1772, 2244, 2409, 2482, 2628, 2658, 3212, 3366, 3723, 3987, 4818, 4873, 4964, 5316, 6732, 7227, 7446, 7531, 7974, 9636, 9746, 11169, 13651, 14454, 14619, 14892, 15062, 15948, 19492, 22338, 22593, 27302, 28908, 29238, 30124, 32339, 40953, 43857, 44676, 45186, 54604, 58476, 64678, 67779, 81906, 82841, 87714, 90372, 97017, 122859, 129356, 135558, 163812, 165682, 175428, 194034, 245718, 248523, 271116, 291051, 331364, 355729, 388068, 491436, 497046, 549763, 582102, 711458, 745569, 994092, 1067187, 1099526, 1164204, 1422916, 1491138, 1649289, 2134374, 2199052, 2982276, 3201561, 3298578, 4268748, 4947867, 6047393, 6403122, 6597156, 9895734, 12094786, 12806244, 18142179, 19791468, 24189572, 36284358, 54426537, 72568716, 108853074, 217706148]

約数ペア:

[(1, 217706148), (2, 108853074), (3, 72568716), (4, 54426537), (6, 36284358), (9, 24189572), (11, 19791468), (12, 18142179), (17, 12806244), (18, 12094786), (22, 9895734), (33, 6597156), (34, 6403122), (36, 6047393), (44, 4947867), (51, 4268748), (66, 3298578), (68, 3201561), (73, 2982276), (99, 2199052), (102, 2134374), (132, 1649289), (146, 1491138), (153, 1422916), (187, 1164204), (198, 1099526), (204, 1067187), (219, 994092), (292, 745569), (306, 711458), (374, 582102), (396, 549763), (438, 497046), (443, 491436), (561, 388068), (612, 355729), (657, 331364), (748, 291051), (803, 271116), (876, 248523), (886, 245718), (1122, 194034), (1241, 175428), (1314, 165682), (1329, 163812), (1606, 135558), (1683, 129356), (1772, 122859), (2244, 97017), (2409, 90372), (2482, 87714), (2628, 82841), (2658, 81906), (3212, 67779), (3366, 64678), (3723, 58476), (3987, 54604), (4818, 45186), (4873, 44676), (4964, 43857), (5316, 40953), (6732, 32339), (7227, 30124), (7446, 29238), (7531, 28908), (7974, 27302), (9636, 22593), (9746, 22338), (11169, 19492), (13651, 15948), (14454, 15062), (14619, 14892)]