1998723552

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1585

約数の個数: 192

約数和(自身を含む): 6331530240

約数和(自身を除く): 4332806688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 69, 84, 89, 92, 96, 112, 138, 161, 168, 178, 184, 224, 267, 276, 322, 336, 356, 368, 483, 534, 552, 623, 644, 672, 712, 736, 966, 1068, 1104, 1246, 1288, 1424, 1453, 1869, 1932, 2047, 2136, 2208, 2492, 2576, 2848, 2906, 3738, 3864, 4094, 4272, 4359, 4984, 5152, 5812, 6141, 7476, 7728, 8188, 8544, 8718, 9968, 10171, 11624, 12282, 14329, 14952, 15456, 16376, 17436, 19936, 20342, 23248, 24564, 28658, 29904, 30513, 32752, 33419, 34872, 40684, 42987, 46496, 49128, 57316, 59808, 61026, 65504, 66838, 69744, 81368, 85974, 98256, 100257, 114632, 122052, 129317, 133676, 139488, 162736, 171948, 196512, 200514, 229264, 233933, 244104, 258634, 267352, 325472, 343896, 387951, 401028, 458528, 467866, 488208, 517268, 534704, 687792, 701799, 775902, 802056, 905219, 935732, 976416, 1034536, 1069408, 1375584, 1403598, 1551804, 1604112, 1810438, 1871464, 2069072, 2715657, 2807196, 2974291, 3103608, 3208224, 3620876, 3742928, 4138144, 5431314, 5614392, 5948582, 6207216, 7241752, 7485856, 8922873, 10862628, 11228784, 11897164, 12414432, 14483504, 17845746, 20820037, 21725256, 22457568, 23794328, 28967008, 35691492, 41640074, 43450512, 47588656, 62460111, 71382984, 83280148, 86901024, 95177312, 124920222, 142765968, 166560296, 249840444, 285531936, 333120592, 499680888, 666241184, 999361776, 1998723552]

約数ペア:

[(1, 1998723552), (2, 999361776), (3, 666241184), (4, 499680888), (6, 333120592), (7, 285531936), (8, 249840444), (12, 166560296), (14, 142765968), (16, 124920222), (21, 95177312), (23, 86901024), (24, 83280148), (28, 71382984), (32, 62460111), (42, 47588656), (46, 43450512), (48, 41640074), (56, 35691492), (69, 28967008), (84, 23794328), (89, 22457568), (92, 21725256), (96, 20820037), (112, 17845746), (138, 14483504), (161, 12414432), (168, 11897164), (178, 11228784), (184, 10862628), (224, 8922873), (267, 7485856), (276, 7241752), (322, 6207216), (336, 5948582), (356, 5614392), (368, 5431314), (483, 4138144), (534, 3742928), (552, 3620876), (623, 3208224), (644, 3103608), (672, 2974291), (712, 2807196), (736, 2715657), (966, 2069072), (1068, 1871464), (1104, 1810438), (1246, 1604112), (1288, 1551804), (1424, 1403598), (1453, 1375584), (1869, 1069408), (1932, 1034536), (2047, 976416), (2136, 935732), (2208, 905219), (2492, 802056), (2576, 775902), (2848, 701799), (2906, 687792), (3738, 534704), (3864, 517268), (4094, 488208), (4272, 467866), (4359, 458528), (4984, 401028), (5152, 387951), (5812, 343896), (6141, 325472), (7476, 267352), (7728, 258634), (8188, 244104), (8544, 233933), (8718, 229264), (9968, 200514), (10171, 196512), (11624, 171948), (12282, 162736), (14329, 139488), (14952, 133676), (15456, 129317), (16376, 122052), (17436, 114632), (19936, 100257), (20342, 98256), (23248, 85974), (24564, 81368), (28658, 69744), (29904, 66838), (30513, 65504), (32752, 61026), (33419, 59808), (34872, 57316), (40684, 49128), (42987, 46496)]