404743920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 240

約数和(自身を含む): 1476476928

約数和(自身を除く): 1071733008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 127, 140, 147, 168, 196, 210, 240, 245, 254, 271, 280, 294, 336, 381, 392, 420, 490, 508, 542, 560, 588, 635, 735, 762, 784, 813, 840, 889, 980, 1016, 1084, 1176, 1270, 1355, 1470, 1524, 1626, 1680, 1778, 1897, 1905, 1960, 2032, 2168, 2352, 2540, 2667, 2710, 2940, 3048, 3252, 3556, 3794, 3810, 3920, 4065, 4336, 4445, 5080, 5334, 5420, 5691, 5880, 6096, 6223, 6504, 7112, 7588, 7620, 8130, 8890, 9485, 10160, 10668, 10840, 11382, 11760, 12446, 13008, 13279, 13335, 14224, 15176, 15240, 16260, 17780, 18669, 18970, 21336, 21680, 22764, 24892, 26558, 26670, 28455, 30352, 30480, 31115, 32520, 34417, 35560, 37338, 37940, 39837, 42672, 45528, 49784, 53116, 53340, 56910, 62230, 65040, 66395, 68834, 71120, 74676, 75880, 79674, 91056, 93345, 99568, 103251, 106232, 106680, 113820, 124460, 132790, 137668, 149352, 151760, 159348, 172085, 186690, 199185, 206502, 212464, 213360, 227640, 240919, 248920, 265580, 275336, 298704, 318696, 344170, 373380, 398370, 413004, 455280, 481838, 497840, 516255, 531160, 550672, 637392, 688340, 722757, 746760, 796740, 826008, 963676, 1032510, 1062320, 1204595, 1376680, 1445514, 1493520, 1593480, 1652016, 1686433, 1927352, 2065020, 2409190, 2753360, 2891028, 3186960, 3372866, 3613785, 3854704, 4130040, 4818380, 5059299, 5782056, 6745732, 7227570, 8260080, 8432165, 9636760, 10118598, 11564112, 13491464, 14455140, 16864330, 19273520, 20237196, 25296495, 26982928, 28910280, 33728660, 40474392, 50592990, 57820560, 67457320, 80948784, 101185980, 134914640, 202371960, 404743920]

約数ペア:

[(1, 404743920), (2, 202371960), (3, 134914640), (4, 101185980), (5, 80948784), (6, 67457320), (7, 57820560), (8, 50592990), (10, 40474392), (12, 33728660), (14, 28910280), (15, 26982928), (16, 25296495), (20, 20237196), (21, 19273520), (24, 16864330), (28, 14455140), (30, 13491464), (35, 11564112), (40, 10118598), (42, 9636760), (48, 8432165), (49, 8260080), (56, 7227570), (60, 6745732), (70, 5782056), (80, 5059299), (84, 4818380), (98, 4130040), (105, 3854704), (112, 3613785), (120, 3372866), (127, 3186960), (140, 2891028), (147, 2753360), (168, 2409190), (196, 2065020), (210, 1927352), (240, 1686433), (245, 1652016), (254, 1593480), (271, 1493520), (280, 1445514), (294, 1376680), (336, 1204595), (381, 1062320), (392, 1032510), (420, 963676), (490, 826008), (508, 796740), (542, 746760), (560, 722757), (588, 688340), (635, 637392), (735, 550672), (762, 531160), (784, 516255), (813, 497840), (840, 481838), (889, 455280), (980, 413004), (1016, 398370), (1084, 373380), (1176, 344170), (1270, 318696), (1355, 298704), (1470, 275336), (1524, 265580), (1626, 248920), (1680, 240919), (1778, 227640), (1897, 213360), (1905, 212464), (1960, 206502), (2032, 199185), (2168, 186690), (2352, 172085), (2540, 159348), (2667, 151760), (2710, 149352), (2940, 137668), (3048, 132790), (3252, 124460), (3556, 113820), (3794, 106680), (3810, 106232), (3920, 103251), (4065, 99568), (4336, 93345), (4445, 91056), (5080, 79674), (5334, 75880), (5420, 74676), (5691, 71120), (5880, 68834), (6096, 66395), (6223, 65040), (6504, 62230), (7112, 56910), (7588, 53340), (7620, 53116), (8130, 49784), (8890, 45528), (9485, 42672), (10160, 39837), (10668, 37940), (10840, 37338), (11382, 35560), (11760, 34417), (12446, 32520), (13008, 31115), (13279, 30480), (13335, 30352), (14224, 28455), (15176, 26670), (15240, 26558), (16260, 24892), (17780, 22764), (18669, 21680), (18970, 21336)]