491507808

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 288

約数和(自身を含む): 1592680320

約数和(自身を除く): 1101172512

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 19, 22, 24, 32, 33, 34, 38, 44, 48, 51, 57, 66, 68, 76, 88, 96, 102, 114, 121, 131, 132, 136, 152, 176, 187, 204, 209, 228, 242, 262, 264, 272, 304, 323, 352, 363, 374, 393, 408, 418, 456, 484, 524, 528, 544, 561, 608, 627, 646, 726, 748, 786, 816, 836, 912, 968, 969, 1048, 1056, 1122, 1254, 1292, 1441, 1452, 1496, 1572, 1632, 1672, 1824, 1936, 1938, 2057, 2096, 2227, 2244, 2299, 2489, 2508, 2584, 2882, 2904, 2992, 3144, 3344, 3553, 3872, 3876, 4114, 4192, 4323, 4454, 4488, 4598, 4978, 5016, 5168, 5764, 5808, 5984, 6171, 6288, 6681, 6688, 6897, 7106, 7467, 7752, 8228, 8646, 8908, 8976, 9196, 9956, 10032, 10336, 10659, 11528, 11616, 12342, 12576, 13362, 13794, 14212, 14934, 15504, 15851, 16456, 17292, 17816, 17952, 18392, 19912, 20064, 21318, 23056, 24497, 24684, 26724, 27379, 27588, 28424, 29868, 31008, 31702, 32912, 34584, 35632, 36784, 39083, 39824, 42313, 42636, 46112, 47553, 48994, 49368, 53448, 54758, 55176, 56848, 59736, 63404, 65824, 69168, 71264, 73491, 73568, 78166, 79648, 82137, 84626, 85272, 95106, 97988, 98736, 106896, 109516, 110352, 113696, 117249, 119472, 126808, 126939, 138336, 146982, 156332, 164274, 169252, 170544, 190212, 195976, 197472, 213792, 219032, 220704, 234498, 238944, 253616, 253878, 269467, 293964, 301169, 312664, 328548, 338504, 341088, 380424, 391952, 438064, 465443, 468996, 507232, 507756, 538934, 587928, 602338, 625328, 657096, 677008, 760848, 783904, 808401, 876128, 903507, 930886, 937992, 1015512, 1077868, 1175856, 1204676, 1250656, 1314192, 1354016, 1396329, 1521696, 1616802, 1807014, 1861772, 1875984, 2031024, 2155736, 2351712, 2409352, 2628384, 2792658, 3233604, 3614028, 3723544, 3751968, 4062048, 4311472, 4818704, 5119873, 5585316, 6467208, 7228056, 7447088, 8622944, 9637408, 10239746, 11170632, 12934416, 14456112, 14894176, 15359619, 20479492, 22341264, 25868832, 28912224, 30719238, 40958984, 44682528, 61438476, 81917968, 122876952, 163835936, 245753904, 491507808]

約数ペア:

[(1, 491507808), (2, 245753904), (3, 163835936), (4, 122876952), (6, 81917968), (8, 61438476), (11, 44682528), (12, 40958984), (16, 30719238), (17, 28912224), (19, 25868832), (22, 22341264), (24, 20479492), (32, 15359619), (33, 14894176), (34, 14456112), (38, 12934416), (44, 11170632), (48, 10239746), (51, 9637408), (57, 8622944), (66, 7447088), (68, 7228056), (76, 6467208), (88, 5585316), (96, 5119873), (102, 4818704), (114, 4311472), (121, 4062048), (131, 3751968), (132, 3723544), (136, 3614028), (152, 3233604), (176, 2792658), (187, 2628384), (204, 2409352), (209, 2351712), (228, 2155736), (242, 2031024), (262, 1875984), (264, 1861772), (272, 1807014), (304, 1616802), (323, 1521696), (352, 1396329), (363, 1354016), (374, 1314192), (393, 1250656), (408, 1204676), (418, 1175856), (456, 1077868), (484, 1015512), (524, 937992), (528, 930886), (544, 903507), (561, 876128), (608, 808401), (627, 783904), (646, 760848), (726, 677008), (748, 657096), (786, 625328), (816, 602338), (836, 587928), (912, 538934), (968, 507756), (969, 507232), (1048, 468996), (1056, 465443), (1122, 438064), (1254, 391952), (1292, 380424), (1441, 341088), (1452, 338504), (1496, 328548), (1572, 312664), (1632, 301169), (1672, 293964), (1824, 269467), (1936, 253878), (1938, 253616), (2057, 238944), (2096, 234498), (2227, 220704), (2244, 219032), (2299, 213792), (2489, 197472), (2508, 195976), (2584, 190212), (2882, 170544), (2904, 169252), (2992, 164274), (3144, 156332), (3344, 146982), (3553, 138336), (3872, 126939), (3876, 126808), (4114, 119472), (4192, 117249), (4323, 113696), (4454, 110352), (4488, 109516), (4598, 106896), (4978, 98736), (5016, 97988), (5168, 95106), (5764, 85272), (5808, 84626), (5984, 82137), (6171, 79648), (6288, 78166), (6681, 73568), (6688, 73491), (6897, 71264), (7106, 69168), (7467, 65824), (7752, 63404), (8228, 59736), (8646, 56848), (8908, 55176), (8976, 54758), (9196, 53448), (9956, 49368), (10032, 48994), (10336, 47553), (10659, 46112), (11528, 42636), (11616, 42313), (12342, 39824), (12576, 39083), (13362, 36784), (13794, 35632), (14212, 34584), (14934, 32912), (15504, 31702), (15851, 31008), (16456, 29868), (17292, 28424), (17816, 27588), (17952, 27379), (18392, 26724), (19912, 24684), (20064, 24497), (21318, 23056)]