28736238888

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1997}}^1$

素因数の和:2357

約数の個数: 256

約数和(自身を含む): 94522982400

約数和(自身を除く): 65786743512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 307, 372, 378, 434, 504, 558, 614, 651, 744, 756, 837, 868, 921, 1116, 1228, 1302, 1512, 1674, 1736, 1842, 1953, 1997, 2149, 2232, 2456, 2604, 2763, 3348, 3684, 3906, 3994, 4298, 5208, 5526, 5859, 5991, 6447, 6696, 7368, 7812, 7988, 8289, 8596, 9517, 11052, 11718, 11982, 12894, 13979, 15624, 15976, 16578, 17192, 17973, 19034, 19341, 22104, 23436, 23964, 25788, 27958, 28551, 33156, 35946, 38068, 38682, 41937, 46872, 47928, 51576, 53919, 55916, 57102, 58023, 61907, 66312, 66619, 71892, 76136, 77364, 83874, 85653, 107838, 111832, 114204, 116046, 123814, 125811, 133238, 143784, 154728, 167748, 171306, 185721, 199857, 215676, 228408, 232092, 247628, 251622, 256959, 266476, 335496, 342612, 371442, 377433, 399714, 431352, 433349, 464184, 495256, 503244, 513918, 532952, 557163, 599571, 613079, 685224, 742884, 754866, 799428, 866698, 1006488, 1027836, 1114326, 1199142, 1226158, 1300047, 1485768, 1509732, 1598856, 1671489, 1733396, 1798713, 1839237, 2055672, 2228652, 2398284, 2452316, 2600094, 3019464, 3342978, 3466792, 3597426, 3678474, 3900141, 4291553, 4457304, 4796568, 4904632, 5200188, 5517711, 6685956, 7194852, 7356948, 7800282, 8583106, 10400376, 11035422, 11700423, 12874659, 13371912, 14389704, 14713896, 15600564, 16553133, 17166212, 19005449, 22070844, 23400846, 25749318, 31201128, 33106266, 34332424, 38010898, 38623977, 44141688, 46801692, 51498636, 57016347, 66212532, 76021796, 77247954, 93603384, 102997272, 114032694, 115871931, 132425064, 133038143, 152043592, 154495908, 171049041, 228065388, 231743862, 266076286, 308991816, 342098082, 399114429, 456130776, 463487724, 513147123, 532152572, 684196164, 798228858, 926975448, 1026294246, 1064305144, 1197343287, 1368392328, 1596457716, 2052588492, 2394686574, 3192915432, 3592029861, 4105176984, 4789373148, 7184059722, 9578746296, 14368119444, 28736238888]

約数ペア:

[(1, 28736238888), (2, 14368119444), (3, 9578746296), (4, 7184059722), (6, 4789373148), (7, 4105176984), (8, 3592029861), (9, 3192915432), (12, 2394686574), (14, 2052588492), (18, 1596457716), (21, 1368392328), (24, 1197343287), (27, 1064305144), (28, 1026294246), (31, 926975448), (36, 798228858), (42, 684196164), (54, 532152572), (56, 513147123), (62, 463487724), (63, 456130776), (72, 399114429), (84, 342098082), (93, 308991816), (108, 266076286), (124, 231743862), (126, 228065388), (168, 171049041), (186, 154495908), (189, 152043592), (216, 133038143), (217, 132425064), (248, 115871931), (252, 114032694), (279, 102997272), (307, 93603384), (372, 77247954), (378, 76021796), (434, 66212532), (504, 57016347), (558, 51498636), (614, 46801692), (651, 44141688), (744, 38623977), (756, 38010898), (837, 34332424), (868, 33106266), (921, 31201128), (1116, 25749318), (1228, 23400846), (1302, 22070844), (1512, 19005449), (1674, 17166212), (1736, 16553133), (1842, 15600564), (1953, 14713896), (1997, 14389704), (2149, 13371912), (2232, 12874659), (2456, 11700423), (2604, 11035422), (2763, 10400376), (3348, 8583106), (3684, 7800282), (3906, 7356948), (3994, 7194852), (4298, 6685956), (5208, 5517711), (5526, 5200188), (5859, 4904632), (5991, 4796568), (6447, 4457304), (6696, 4291553), (7368, 3900141), (7812, 3678474), (7988, 3597426), (8289, 3466792), (8596, 3342978), (9517, 3019464), (11052, 2600094), (11718, 2452316), (11982, 2398284), (12894, 2228652), (13979, 2055672), (15624, 1839237), (15976, 1798713), (16578, 1733396), (17192, 1671489), (17973, 1598856), (19034, 1509732), (19341, 1485768), (22104, 1300047), (23436, 1226158), (23964, 1199142), (25788, 1114326), (27958, 1027836), (28551, 1006488), (33156, 866698), (35946, 799428), (38068, 754866), (38682, 742884), (41937, 685224), (46872, 613079), (47928, 599571), (51576, 557163), (53919, 532952), (55916, 513918), (57102, 503244), (58023, 495256), (61907, 464184), (66312, 433349), (66619, 431352), (71892, 399714), (76136, 377433), (77364, 371442), (83874, 342612), (85653, 335496), (107838, 266476), (111832, 256959), (114204, 251622), (116046, 247628), (123814, 232092), (125811, 228408), (133238, 215676), (143784, 199857), (154728, 185721), (167748, 171306)]