217212408

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7561}}^1$

素因数の和:7602

約数の個数: 128

約数和(自身を含む): 725952000

約数和(自身を除く): 508739592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 7561, 9576, 14364, 15122, 22683, 28728, 30244, 45366, 52927, 60488, 68049, 90732, 105854, 136098, 143659, 158781, 181464, 204147, 211708, 272196, 287318, 317562, 408294, 423416, 430977, 476343, 544392, 574636, 635124, 816588, 861954, 952686, 1005613, 1149272, 1270248, 1292931, 1429029, 1633176, 1723908, 1905372, 2011226, 2585862, 2858058, 3016839, 3447816, 3810744, 3878793, 4022452, 5171724, 5716116, 6033678, 7757586, 8044904, 9050517, 10343448, 11432232, 12067356, 15515172, 18101034, 24134712, 27151551, 31030344, 36202068, 54303102, 72404136, 108606204, 217212408]

約数ペア:

[(1, 217212408), (2, 108606204), (3, 72404136), (4, 54303102), (6, 36202068), (7, 31030344), (8, 27151551), (9, 24134712), (12, 18101034), (14, 15515172), (18, 12067356), (19, 11432232), (21, 10343448), (24, 9050517), (27, 8044904), (28, 7757586), (36, 6033678), (38, 5716116), (42, 5171724), (54, 4022452), (56, 3878793), (57, 3810744), (63, 3447816), (72, 3016839), (76, 2858058), (84, 2585862), (108, 2011226), (114, 1905372), (126, 1723908), (133, 1633176), (152, 1429029), (168, 1292931), (171, 1270248), (189, 1149272), (216, 1005613), (228, 952686), (252, 861954), (266, 816588), (342, 635124), (378, 574636), (399, 544392), (456, 476343), (504, 430977), (513, 423416), (532, 408294), (684, 317562), (756, 287318), (798, 272196), (1026, 211708), (1064, 204147), (1197, 181464), (1368, 158781), (1512, 143659), (1596, 136098), (2052, 105854), (2394, 90732), (3192, 68049), (3591, 60488), (4104, 52927), (4788, 45366), (7182, 30244), (7561, 28728), (9576, 22683), (14364, 15122)]