421236432

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 1225635840

約数和(自身を除く): 804399408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 197, 248, 279, 372, 394, 479, 496, 558, 591, 744, 788, 958, 1116, 1182, 1437, 1488, 1576, 1773, 1916, 2232, 2364, 2874, 3152, 3546, 3832, 4311, 4464, 4728, 5748, 6107, 7092, 7664, 8622, 9456, 11496, 12214, 14184, 14849, 17244, 18321, 22992, 24428, 28368, 29698, 34488, 36642, 44547, 48856, 54963, 59396, 68976, 73284, 89094, 94363, 97712, 109926, 118792, 133641, 146568, 178188, 188726, 219852, 237584, 267282, 283089, 293136, 356376, 377452, 439704, 534564, 566178, 712752, 754904, 849267, 879408, 1069128, 1132356, 1509808, 1698534, 2138256, 2264712, 2925253, 3397068, 4529424, 5850506, 6794136, 8775759, 11701012, 13588272, 17551518, 23402024, 26327277, 35103036, 46804048, 52654554, 70206072, 105309108, 140412144, 210618216, 421236432]

約数ペア:

[(1, 421236432), (2, 210618216), (3, 140412144), (4, 105309108), (6, 70206072), (8, 52654554), (9, 46804048), (12, 35103036), (16, 26327277), (18, 23402024), (24, 17551518), (31, 13588272), (36, 11701012), (48, 8775759), (62, 6794136), (72, 5850506), (93, 4529424), (124, 3397068), (144, 2925253), (186, 2264712), (197, 2138256), (248, 1698534), (279, 1509808), (372, 1132356), (394, 1069128), (479, 879408), (496, 849267), (558, 754904), (591, 712752), (744, 566178), (788, 534564), (958, 439704), (1116, 377452), (1182, 356376), (1437, 293136), (1488, 283089), (1576, 267282), (1773, 237584), (1916, 219852), (2232, 188726), (2364, 178188), (2874, 146568), (3152, 133641), (3546, 118792), (3832, 109926), (4311, 97712), (4464, 94363), (4728, 89094), (5748, 73284), (6107, 68976), (7092, 59396), (7664, 54963), (8622, 48856), (9456, 44547), (11496, 36642), (12214, 34488), (14184, 29698), (14849, 28368), (17244, 24428), (18321, 22992)]