202981428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:894

約数の個数: 144

約数和(自身を含む): 604670976

約数和(自身を除く): 401689548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 31, 34, 36, 39, 51, 52, 62, 68, 78, 93, 102, 117, 124, 153, 156, 186, 204, 221, 234, 279, 306, 372, 403, 442, 468, 527, 558, 612, 663, 806, 823, 884, 1054, 1116, 1209, 1326, 1581, 1612, 1646, 1989, 2108, 2418, 2469, 2652, 3162, 3292, 3627, 3978, 4743, 4836, 4938, 6324, 6851, 7254, 7407, 7956, 9486, 9876, 10699, 13702, 13991, 14508, 14814, 18972, 20553, 21398, 25513, 27404, 27982, 29628, 32097, 41106, 41973, 42796, 51026, 55964, 61659, 64194, 76539, 82212, 83946, 96291, 102052, 123318, 125919, 128388, 153078, 167892, 181883, 192582, 229617, 246636, 251838, 306156, 331669, 363766, 385164, 433721, 459234, 503676, 545649, 663338, 727532, 867442, 918468, 995007, 1091298, 1301163, 1326676, 1636947, 1734884, 1990014, 2182596, 2602326, 2985021, 3273894, 3903489, 3980028, 5204652, 5638373, 5970042, 6547788, 7806978, 11276746, 11940084, 15613956, 16915119, 22553492, 33830238, 50745357, 67660476, 101490714, 202981428]

約数ペア:

[(1, 202981428), (2, 101490714), (3, 67660476), (4, 50745357), (6, 33830238), (9, 22553492), (12, 16915119), (13, 15613956), (17, 11940084), (18, 11276746), (26, 7806978), (31, 6547788), (34, 5970042), (36, 5638373), (39, 5204652), (51, 3980028), (52, 3903489), (62, 3273894), (68, 2985021), (78, 2602326), (93, 2182596), (102, 1990014), (117, 1734884), (124, 1636947), (153, 1326676), (156, 1301163), (186, 1091298), (204, 995007), (221, 918468), (234, 867442), (279, 727532), (306, 663338), (372, 545649), (403, 503676), (442, 459234), (468, 433721), (527, 385164), (558, 363766), (612, 331669), (663, 306156), (806, 251838), (823, 246636), (884, 229617), (1054, 192582), (1116, 181883), (1209, 167892), (1326, 153078), (1581, 128388), (1612, 125919), (1646, 123318), (1989, 102052), (2108, 96291), (2418, 83946), (2469, 82212), (2652, 76539), (3162, 64194), (3292, 61659), (3627, 55964), (3978, 51026), (4743, 42796), (4836, 41973), (4938, 41106), (6324, 32097), (6851, 29628), (7254, 27982), (7407, 27404), (7956, 25513), (9486, 21398), (9876, 20553), (10699, 18972), (13702, 14814), (13991, 14508)]