305758080

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:621

約数の個数: 192

約数和(自身を含む): 1067695200

約数和(自身を除く): 761937120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 240, 288, 320, 327, 360, 384, 436, 480, 487, 545, 576, 640, 654, 720, 872, 960, 974, 981, 1090, 1152, 1308, 1440, 1461, 1635, 1744, 1920, 1948, 1962, 2180, 2435, 2616, 2880, 2922, 3270, 3488, 3896, 3924, 4360, 4383, 4870, 4905, 5232, 5760, 5844, 6540, 6976, 7305, 7792, 7848, 8720, 8766, 9740, 9810, 10464, 11688, 13080, 13952, 14610, 15584, 15696, 17440, 17532, 19480, 19620, 20928, 21915, 23376, 26160, 29220, 31168, 31392, 34880, 35064, 38960, 39240, 41856, 43830, 46752, 52320, 53083, 58440, 62336, 62784, 69760, 70128, 77920, 78480, 87660, 93504, 104640, 106166, 116880, 125568, 140256, 155840, 156960, 159249, 175320, 187008, 209280, 212332, 233760, 265415, 280512, 311680, 313920, 318498, 350640, 424664, 467520, 477747, 530830, 561024, 627840, 636996, 701280, 796245, 849328, 935040, 955494, 1061660, 1273992, 1402560, 1592490, 1698656, 1910988, 2123320, 2388735, 2547984, 2805120, 3184980, 3397312, 3821976, 4246640, 4777470, 5095968, 6369960, 6794624, 7643952, 8493280, 9554940, 10191936, 12739920, 15287904, 16986560, 19109880, 20383872, 25479840, 30575808, 33973120, 38219760, 50959680, 61151616, 76439520, 101919360, 152879040, 305758080]

約数ペア:

[(1, 305758080), (2, 152879040), (3, 101919360), (4, 76439520), (5, 61151616), (6, 50959680), (8, 38219760), (9, 33973120), (10, 30575808), (12, 25479840), (15, 20383872), (16, 19109880), (18, 16986560), (20, 15287904), (24, 12739920), (30, 10191936), (32, 9554940), (36, 8493280), (40, 7643952), (45, 6794624), (48, 6369960), (60, 5095968), (64, 4777470), (72, 4246640), (80, 3821976), (90, 3397312), (96, 3184980), (109, 2805120), (120, 2547984), (128, 2388735), (144, 2123320), (160, 1910988), (180, 1698656), (192, 1592490), (218, 1402560), (240, 1273992), (288, 1061660), (320, 955494), (327, 935040), (360, 849328), (384, 796245), (436, 701280), (480, 636996), (487, 627840), (545, 561024), (576, 530830), (640, 477747), (654, 467520), (720, 424664), (872, 350640), (960, 318498), (974, 313920), (981, 311680), (1090, 280512), (1152, 265415), (1308, 233760), (1440, 212332), (1461, 209280), (1635, 187008), (1744, 175320), (1920, 159249), (1948, 156960), (1962, 155840), (2180, 140256), (2435, 125568), (2616, 116880), (2880, 106166), (2922, 104640), (3270, 93504), (3488, 87660), (3896, 78480), (3924, 77920), (4360, 70128), (4383, 69760), (4870, 62784), (4905, 62336), (5232, 58440), (5760, 53083), (5844, 52320), (6540, 46752), (6976, 43830), (7305, 41856), (7792, 39240), (7848, 38960), (8720, 35064), (8766, 34880), (9740, 31392), (9810, 31168), (10464, 29220), (11688, 26160), (13080, 23376), (13952, 21915), (14610, 20928), (15584, 19620), (15696, 19480), (17440, 17532)]