20399816736

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{20407}}^1$

素因数の和:20528

約数の個数: 192

約数和(自身を含む): 64799481600

約数和(自身を除く): 44399664864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 89, 96, 104, 108, 117, 144, 156, 178, 208, 216, 234, 267, 288, 312, 351, 356, 416, 432, 468, 534, 624, 702, 712, 801, 864, 936, 1068, 1157, 1248, 1404, 1424, 1602, 1872, 2136, 2314, 2403, 2808, 2848, 3204, 3471, 3744, 4272, 4628, 4806, 5616, 6408, 6942, 8544, 9256, 9612, 10413, 11232, 12816, 13884, 18512, 19224, 20407, 20826, 25632, 27768, 31239, 37024, 38448, 40814, 41652, 55536, 61221, 62478, 76896, 81628, 83304, 111072, 122442, 124956, 163256, 166608, 183663, 244884, 249912, 265291, 326512, 333216, 367326, 489768, 499824, 530582, 550989, 653024, 734652, 795873, 979536, 999648, 1061164, 1101978, 1469304, 1591746, 1816223, 1959072, 2122328, 2203956, 2387619, 2938608, 3183492, 3632446, 4244656, 4407912, 4775238, 5448669, 5877216, 6366984, 7162857, 7264892, 8489312, 8815824, 9550476, 10897338, 12733968, 14325714, 14529784, 16346007, 17631648, 19100952, 21794676, 23610899, 25467936, 28651428, 29059568, 32692014, 38201904, 43589352, 47221798, 49038021, 57302856, 58119136, 65384028, 70832697, 76403808, 87178704, 94443596, 98076042, 114605712, 130768056, 141665394, 174357408, 188887192, 196152084, 212498091, 229211424, 261536112, 283330788, 377774384, 392304168, 424996182, 523072224, 566661576, 637494273, 755548768, 784608336, 849992364, 1133323152, 1274988546, 1569216672, 1699984728, 2266646304, 2549977092, 3399969456, 5099954184, 6799938912, 10199908368, 20399816736]

約数ペア:

[(1, 20399816736), (2, 10199908368), (3, 6799938912), (4, 5099954184), (6, 3399969456), (8, 2549977092), (9, 2266646304), (12, 1699984728), (13, 1569216672), (16, 1274988546), (18, 1133323152), (24, 849992364), (26, 784608336), (27, 755548768), (32, 637494273), (36, 566661576), (39, 523072224), (48, 424996182), (52, 392304168), (54, 377774384), (72, 283330788), (78, 261536112), (89, 229211424), (96, 212498091), (104, 196152084), (108, 188887192), (117, 174357408), (144, 141665394), (156, 130768056), (178, 114605712), (208, 98076042), (216, 94443596), (234, 87178704), (267, 76403808), (288, 70832697), (312, 65384028), (351, 58119136), (356, 57302856), (416, 49038021), (432, 47221798), (468, 43589352), (534, 38201904), (624, 32692014), (702, 29059568), (712, 28651428), (801, 25467936), (864, 23610899), (936, 21794676), (1068, 19100952), (1157, 17631648), (1248, 16346007), (1404, 14529784), (1424, 14325714), (1602, 12733968), (1872, 10897338), (2136, 9550476), (2314, 8815824), (2403, 8489312), (2808, 7264892), (2848, 7162857), (3204, 6366984), (3471, 5877216), (3744, 5448669), (4272, 4775238), (4628, 4407912), (4806, 4244656), (5616, 3632446), (6408, 3183492), (6942, 2938608), (8544, 2387619), (9256, 2203956), (9612, 2122328), (10413, 1959072), (11232, 1816223), (12816, 1591746), (13884, 1469304), (18512, 1101978), (19224, 1061164), (20407, 999648), (20826, 979536), (25632, 795873), (27768, 734652), (31239, 653024), (37024, 550989), (38448, 530582), (40814, 499824), (41652, 489768), (55536, 367326), (61221, 333216), (62478, 326512), (76896, 265291), (81628, 249912), (83304, 244884), (111072, 183663), (122442, 166608), (124956, 163256)]