1999164960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{397}}^1$

素因数の和:700

約数の個数: 288

約数和(自身を含む): 7392818160

約数和(自身を除く): 5393653200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 269, 288, 312, 360, 390, 397, 416, 468, 480, 520, 538, 585, 624, 720, 780, 794, 807, 936, 1040, 1076, 1170, 1191, 1248, 1345, 1440, 1560, 1588, 1614, 1872, 1985, 2080, 2152, 2340, 2382, 2421, 2690, 3120, 3176, 3228, 3497, 3573, 3744, 3970, 4035, 4304, 4680, 4764, 4842, 5161, 5380, 5955, 6240, 6352, 6456, 6994, 7146, 7940, 8070, 8608, 9360, 9528, 9684, 10322, 10491, 10760, 11910, 12105, 12704, 12912, 13988, 14292, 15483, 15880, 16140, 17485, 17865, 18720, 19056, 19368, 20644, 20982, 21520, 23820, 24210, 25805, 25824, 27976, 28584, 30966, 31473, 31760, 32280, 34970, 35730, 38112, 38736, 41288, 41964, 43040, 46449, 47640, 48420, 51610, 52455, 55952, 57168, 61932, 62946, 63520, 64560, 69940, 71460, 77415, 77472, 82576, 83928, 92898, 95280, 96840, 103220, 104910, 106793, 111904, 114336, 123864, 125892, 129120, 139880, 142920, 154830, 157365, 165152, 167856, 185796, 190560, 193680, 206440, 209820, 213586, 232245, 247728, 251784, 279760, 285840, 309660, 314730, 320379, 335712, 371592, 387360, 412880, 419640, 427172, 464490, 495456, 503568, 533965, 559520, 571680, 619320, 629460, 640758, 743184, 825760, 839280, 854344, 928980, 961137, 1007136, 1067930, 1238640, 1258920, 1281516, 1388309, 1486368, 1601895, 1678560, 1708688, 1857960, 1922274, 2135860, 2477280, 2517840, 2563032, 2776618, 3203790, 3417376, 3715920, 3844548, 4164927, 4271720, 4805685, 5035680, 5126064, 5553236, 6407580, 6941545, 7431840, 7689096, 8329854, 8543440, 9611370, 10252128, 11106472, 12494781, 12815160, 13883090, 15378192, 16659708, 17086880, 19222740, 20824635, 22212944, 24989562, 25630320, 27766180, 30756384, 33319416, 38445480, 41649270, 44425888, 49979124, 51260640, 55532360, 62473905, 66638832, 76890960, 83298540, 99958248, 111064720, 124947810, 133277664, 153781920, 166597080, 199916496, 222129440, 249895620, 333194160, 399832992, 499791240, 666388320, 999582480, 1999164960]

約数ペア:

[(1, 1999164960), (2, 999582480), (3, 666388320), (4, 499791240), (5, 399832992), (6, 333194160), (8, 249895620), (9, 222129440), (10, 199916496), (12, 166597080), (13, 153781920), (15, 133277664), (16, 124947810), (18, 111064720), (20, 99958248), (24, 83298540), (26, 76890960), (30, 66638832), (32, 62473905), (36, 55532360), (39, 51260640), (40, 49979124), (45, 44425888), (48, 41649270), (52, 38445480), (60, 33319416), (65, 30756384), (72, 27766180), (78, 25630320), (80, 24989562), (90, 22212944), (96, 20824635), (104, 19222740), (117, 17086880), (120, 16659708), (130, 15378192), (144, 13883090), (156, 12815160), (160, 12494781), (180, 11106472), (195, 10252128), (208, 9611370), (234, 8543440), (240, 8329854), (260, 7689096), (269, 7431840), (288, 6941545), (312, 6407580), (360, 5553236), (390, 5126064), (397, 5035680), (416, 4805685), (468, 4271720), (480, 4164927), (520, 3844548), (538, 3715920), (585, 3417376), (624, 3203790), (720, 2776618), (780, 2563032), (794, 2517840), (807, 2477280), (936, 2135860), (1040, 1922274), (1076, 1857960), (1170, 1708688), (1191, 1678560), (1248, 1601895), (1345, 1486368), (1440, 1388309), (1560, 1281516), (1588, 1258920), (1614, 1238640), (1872, 1067930), (1985, 1007136), (2080, 961137), (2152, 928980), (2340, 854344), (2382, 839280), (2421, 825760), (2690, 743184), (3120, 640758), (3176, 629460), (3228, 619320), (3497, 571680), (3573, 559520), (3744, 533965), (3970, 503568), (4035, 495456), (4304, 464490), (4680, 427172), (4764, 419640), (4842, 412880), (5161, 387360), (5380, 371592), (5955, 335712), (6240, 320379), (6352, 314730), (6456, 309660), (6994, 285840), (7146, 279760), (7940, 251784), (8070, 247728), (8608, 232245), (9360, 213586), (9528, 209820), (9684, 206440), (10322, 193680), (10491, 190560), (10760, 185796), (11910, 167856), (12105, 165152), (12704, 157365), (12912, 154830), (13988, 142920), (14292, 139880), (15483, 129120), (15880, 125892), (16140, 123864), (17485, 114336), (17865, 111904), (18720, 106793), (19056, 104910), (19368, 103220), (20644, 96840), (20982, 95280), (21520, 92898), (23820, 83928), (24210, 82576), (25805, 77472), (25824, 77415), (27976, 71460), (28584, 69940), (30966, 64560), (31473, 63520), (31760, 62946), (32280, 61932), (34970, 57168), (35730, 55952), (38112, 52455), (38736, 51610), (41288, 48420), (41964, 47640), (43040, 46449)]