209978328

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 650073600

約数和(自身を除く): 440095272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 47, 49, 56, 58, 84, 87, 94, 98, 116, 131, 141, 147, 168, 174, 188, 196, 203, 232, 262, 282, 294, 329, 348, 376, 392, 393, 406, 524, 564, 588, 609, 658, 696, 786, 812, 917, 987, 1048, 1128, 1176, 1218, 1316, 1363, 1421, 1572, 1624, 1834, 1974, 2303, 2436, 2632, 2726, 2751, 2842, 3144, 3668, 3799, 3948, 4089, 4263, 4606, 4872, 5452, 5502, 5684, 6157, 6419, 6909, 7336, 7598, 7896, 8178, 8526, 9212, 9541, 10904, 11004, 11368, 11397, 12314, 12838, 13818, 15196, 16356, 17052, 18424, 18471, 19082, 19257, 22008, 22794, 24628, 25676, 26593, 27636, 28623, 30392, 32712, 34104, 36942, 38164, 38514, 43099, 45588, 49256, 51352, 53186, 55272, 57246, 66787, 73884, 76328, 77028, 79779, 86198, 91176, 106372, 114492, 129297, 133574, 147768, 154056, 159558, 172396, 178553, 186151, 200361, 212744, 228984, 258594, 267148, 301693, 319116, 344792, 357106, 372302, 400722, 517188, 534296, 535659, 558453, 603386, 638232, 714212, 744604, 801444, 905079, 1034376, 1071318, 1116906, 1206772, 1249871, 1428424, 1489208, 1602888, 1810158, 2142636, 2233812, 2413544, 2499742, 3620316, 3749613, 4285272, 4467624, 4999484, 7240632, 7499226, 8749097, 9998968, 14998452, 17498194, 26247291, 29996904, 34996388, 52494582, 69992776, 104989164, 209978328]

約数ペア:

[(1, 209978328), (2, 104989164), (3, 69992776), (4, 52494582), (6, 34996388), (7, 29996904), (8, 26247291), (12, 17498194), (14, 14998452), (21, 9998968), (24, 8749097), (28, 7499226), (29, 7240632), (42, 4999484), (47, 4467624), (49, 4285272), (56, 3749613), (58, 3620316), (84, 2499742), (87, 2413544), (94, 2233812), (98, 2142636), (116, 1810158), (131, 1602888), (141, 1489208), (147, 1428424), (168, 1249871), (174, 1206772), (188, 1116906), (196, 1071318), (203, 1034376), (232, 905079), (262, 801444), (282, 744604), (294, 714212), (329, 638232), (348, 603386), (376, 558453), (392, 535659), (393, 534296), (406, 517188), (524, 400722), (564, 372302), (588, 357106), (609, 344792), (658, 319116), (696, 301693), (786, 267148), (812, 258594), (917, 228984), (987, 212744), (1048, 200361), (1128, 186151), (1176, 178553), (1218, 172396), (1316, 159558), (1363, 154056), (1421, 147768), (1572, 133574), (1624, 129297), (1834, 114492), (1974, 106372), (2303, 91176), (2436, 86198), (2632, 79779), (2726, 77028), (2751, 76328), (2842, 73884), (3144, 66787), (3668, 57246), (3799, 55272), (3948, 53186), (4089, 51352), (4263, 49256), (4606, 45588), (4872, 43099), (5452, 38514), (5502, 38164), (5684, 36942), (6157, 34104), (6419, 32712), (6909, 30392), (7336, 28623), (7598, 27636), (7896, 26593), (8178, 25676), (8526, 24628), (9212, 22794), (9541, 22008), (10904, 19257), (11004, 19082), (11368, 18471), (11397, 18424), (12314, 17052), (12838, 16356), (13818, 15196)]