245505120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2413

約数の個数: 192

約数和(自身を含む): 912715776

約数和(自身を除く): 667210656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2357, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4714, 4960, 5208, 6510, 6944, 7071, 7440, 8680, 9428, 10416, 11785, 13020, 14142, 14880, 16499, 17360, 18856, 20832, 23570, 26040, 28284, 32998, 34720, 35355, 37712, 47140, 49497, 52080, 56568, 65996, 70710, 73067, 75424, 82495, 94280, 98994, 104160, 113136, 131992, 141420, 146134, 164990, 188560, 197988, 219201, 226272, 247485, 263984, 282840, 292268, 329980, 365335, 377120, 395976, 438402, 494970, 511469, 527968, 565680, 584536, 659960, 730670, 791952, 876804, 989940, 1022938, 1096005, 1131360, 1169072, 1319920, 1461340, 1534407, 1583904, 1753608, 1979880, 2045876, 2192010, 2338144, 2557345, 2639840, 2922680, 3068814, 3507216, 3959760, 4091752, 4384020, 5114690, 5845360, 6137628, 7014432, 7672035, 7919520, 8183504, 8768040, 10229380, 11690720, 12275256, 15344070, 16367008, 17536080, 20458760, 24550512, 30688140, 35072160, 40917520, 49101024, 61376280, 81835040, 122752560, 245505120]

約数ペア:

[(1, 245505120), (2, 122752560), (3, 81835040), (4, 61376280), (5, 49101024), (6, 40917520), (7, 35072160), (8, 30688140), (10, 24550512), (12, 20458760), (14, 17536080), (15, 16367008), (16, 15344070), (20, 12275256), (21, 11690720), (24, 10229380), (28, 8768040), (30, 8183504), (31, 7919520), (32, 7672035), (35, 7014432), (40, 6137628), (42, 5845360), (48, 5114690), (56, 4384020), (60, 4091752), (62, 3959760), (70, 3507216), (80, 3068814), (84, 2922680), (93, 2639840), (96, 2557345), (105, 2338144), (112, 2192010), (120, 2045876), (124, 1979880), (140, 1753608), (155, 1583904), (160, 1534407), (168, 1461340), (186, 1319920), (210, 1169072), (217, 1131360), (224, 1096005), (240, 1022938), (248, 989940), (280, 876804), (310, 791952), (336, 730670), (372, 659960), (420, 584536), (434, 565680), (465, 527968), (480, 511469), (496, 494970), (560, 438402), (620, 395976), (651, 377120), (672, 365335), (744, 329980), (840, 292268), (868, 282840), (930, 263984), (992, 247485), (1085, 226272), (1120, 219201), (1240, 197988), (1302, 188560), (1488, 164990), (1680, 146134), (1736, 141420), (1860, 131992), (2170, 113136), (2357, 104160), (2480, 98994), (2604, 94280), (2976, 82495), (3255, 75424), (3360, 73067), (3472, 70710), (3720, 65996), (4340, 56568), (4714, 52080), (4960, 49497), (5208, 47140), (6510, 37712), (6944, 35355), (7071, 34720), (7440, 32998), (8680, 28284), (9428, 26040), (10416, 23570), (11785, 20832), (13020, 18856), (14142, 17360), (14880, 16499)]