About the Number

1209729492

1209729491 ← → 1209729493

2進数表記:1001000000110110000000111010100

漢数字表記:十二億九百七十二万九千四百九十二

素因数分解:

2 2 × 3 4 × 31 1 × 43 1 × 2801 1

素因数の和:2891
約数の個数: 120
約数和(自身を含む): 3341597952
約数和(自身を除く): 2131868460

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 43, 54, 62, 81, 86, 93, 108, 124, 129, 162, 172, 186, 258, 279, 324, 372, 387, 516, 558, 774, 837, 1116, 1161, 1333, 1548, 1674, 2322, 2511, 2666, 2801, 3348, 3483, 3999, 4644, 5022, 5332, 5602, 6966, 7998, 8403, 10044, 11204, 11997, 13932, 15996, 16806, 23994, 25209, 33612, 35991, 47988, 50418, 71982, 75627, 86831, 100836, 107973, 120443, 143964, 151254, 173662, 215946, 226881, 240886, 260493, 302508, 347324, 361329, 431892, 453762, 481772, 520986, 722658, 781479, 907524, 1041972, 1083987, 1445316, 1562958, 2167974, 2344437, 3125916, 3251961, 3733733, 4335948, 4688874, 6503922, 7033311, 7467466, 9377748, 9755883, 11201199, 13007844, 14066622, 14934932, 19511766, 22402398, 28133244, 33603597, 39023532, 44804796, 67207194, 100810791, 134414388, 201621582, 302432373, 403243164, 604864746, 1209729492]

約数ペア:
[(1, 1209729492), (2, 604864746), (3, 403243164), (4, 302432373), (6, 201621582), (9, 134414388), (12, 100810791), (18, 67207194), (27, 44804796), (31, 39023532), (36, 33603597), (43, 28133244), (54, 22402398), (62, 19511766), (81, 14934932), (86, 14066622), (93, 13007844), (108, 11201199), (124, 9755883), (129, 9377748), (162, 7467466), (172, 7033311), (186, 6503922), (258, 4688874), (279, 4335948), (324, 3733733), (372, 3251961), (387, 3125916), (516, 2344437), (558, 2167974), (774, 1562958), (837, 1445316), (1116, 1083987), (1161, 1041972), (1333, 907524), (1548, 781479), (1674, 722658), (2322, 520986), (2511, 481772), (2666, 453762), (2801, 431892), (3348, 361329), (3483, 347324), (3999, 302508), (4644, 260493), (5022, 240886), (5332, 226881), (5602, 215946), (6966, 173662), (7998, 151254), (8403, 143964), (10044, 120443), (11204, 107973), (11997, 100836), (13932, 86831), (15996, 75627), (16806, 71982), (23994, 50418), (25209, 47988), (33612, 35991)]

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