890765904

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:718

約数の個数: 240

約数和(自身を含む): 2913146880

約数和(自身を除く): 2022380976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 38, 42, 48, 49, 56, 57, 62, 76, 84, 93, 98, 112, 114, 124, 133, 147, 152, 168, 186, 196, 217, 228, 248, 266, 294, 304, 336, 372, 392, 399, 434, 456, 496, 532, 588, 589, 643, 651, 744, 784, 798, 868, 912, 931, 1064, 1176, 1178, 1286, 1302, 1488, 1519, 1596, 1736, 1767, 1862, 1929, 2128, 2352, 2356, 2572, 2604, 2793, 3038, 3192, 3472, 3534, 3724, 3858, 4123, 4501, 4557, 4712, 5144, 5208, 5586, 6076, 6384, 7068, 7448, 7716, 8246, 9002, 9114, 9424, 10288, 10416, 11172, 12152, 12217, 12369, 13503, 14136, 14896, 15432, 16492, 18004, 18228, 19933, 22344, 24304, 24434, 24738, 27006, 28272, 28861, 30864, 31507, 32984, 36008, 36456, 36651, 39866, 44688, 48868, 49476, 54012, 57722, 59799, 63014, 65968, 72016, 72912, 73302, 79732, 85519, 86583, 94521, 97736, 98952, 108024, 115444, 119598, 126028, 139531, 146604, 159464, 171038, 173166, 189042, 195472, 197904, 216048, 230888, 239196, 252056, 256557, 279062, 293208, 318928, 342076, 346332, 378084, 378727, 418593, 461776, 478392, 504112, 513114, 558124, 586416, 598633, 684152, 692664, 756168, 757454, 837186, 956784, 976717, 1026228, 1116248, 1136181, 1197266, 1368304, 1385328, 1512336, 1514908, 1674372, 1795899, 1953434, 2052456, 2232496, 2272362, 2394532, 2651089, 2930151, 3029816, 3348744, 3591798, 3906868, 4104912, 4544724, 4789064, 5302178, 5860302, 6059632, 6697488, 7183596, 7813736, 7953267, 9089448, 9578128, 10604356, 11720604, 14367192, 15627472, 15906534, 18178896, 18557623, 21208712, 23441208, 28734384, 31813068, 37115246, 42417424, 46882416, 55672869, 63626136, 74230492, 111345738, 127252272, 148460984, 222691476, 296921968, 445382952, 890765904]

約数ペア:

[(1, 890765904), (2, 445382952), (3, 296921968), (4, 222691476), (6, 148460984), (7, 127252272), (8, 111345738), (12, 74230492), (14, 63626136), (16, 55672869), (19, 46882416), (21, 42417424), (24, 37115246), (28, 31813068), (31, 28734384), (38, 23441208), (42, 21208712), (48, 18557623), (49, 18178896), (56, 15906534), (57, 15627472), (62, 14367192), (76, 11720604), (84, 10604356), (93, 9578128), (98, 9089448), (112, 7953267), (114, 7813736), (124, 7183596), (133, 6697488), (147, 6059632), (152, 5860302), (168, 5302178), (186, 4789064), (196, 4544724), (217, 4104912), (228, 3906868), (248, 3591798), (266, 3348744), (294, 3029816), (304, 2930151), (336, 2651089), (372, 2394532), (392, 2272362), (399, 2232496), (434, 2052456), (456, 1953434), (496, 1795899), (532, 1674372), (588, 1514908), (589, 1512336), (643, 1385328), (651, 1368304), (744, 1197266), (784, 1136181), (798, 1116248), (868, 1026228), (912, 976717), (931, 956784), (1064, 837186), (1176, 757454), (1178, 756168), (1286, 692664), (1302, 684152), (1488, 598633), (1519, 586416), (1596, 558124), (1736, 513114), (1767, 504112), (1862, 478392), (1929, 461776), (2128, 418593), (2352, 378727), (2356, 378084), (2572, 346332), (2604, 342076), (2793, 318928), (3038, 293208), (3192, 279062), (3472, 256557), (3534, 252056), (3724, 239196), (3858, 230888), (4123, 216048), (4501, 197904), (4557, 195472), (4712, 189042), (5144, 173166), (5208, 171038), (5586, 159464), (6076, 146604), (6384, 139531), (7068, 126028), (7448, 119598), (7716, 115444), (8246, 108024), (9002, 98952), (9114, 97736), (9424, 94521), (10288, 86583), (10416, 85519), (11172, 79732), (12152, 73302), (12217, 72912), (12369, 72016), (13503, 65968), (14136, 63014), (14896, 59799), (15432, 57722), (16492, 54012), (18004, 49476), (18228, 48868), (19933, 44688), (22344, 39866), (24304, 36651), (24434, 36456), (24738, 36008), (27006, 32984), (28272, 31507), (28861, 30864)]