420248700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{2213}}^1$

素因数の和:2444

約数の個数: 108

約数和(自身を含む): 1324087128

約数和(自身を除く): 903838428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 211, 225, 300, 422, 450, 633, 844, 900, 1055, 1266, 1899, 2110, 2213, 2532, 3165, 3798, 4220, 4426, 5275, 6330, 6639, 7596, 8852, 9495, 10550, 11065, 12660, 13278, 15825, 18990, 19917, 21100, 22130, 26556, 31650, 33195, 37980, 39834, 44260, 47475, 55325, 63300, 66390, 79668, 94950, 99585, 110650, 132780, 165975, 189900, 199170, 221300, 331950, 398340, 466943, 497925, 663900, 933886, 995850, 1400829, 1867772, 1991700, 2334715, 2801658, 4202487, 4669430, 5603316, 7004145, 8404974, 9338860, 11673575, 14008290, 16809948, 21012435, 23347150, 28016580, 35020725, 42024870, 46694300, 70041450, 84049740, 105062175, 140082900, 210124350, 420248700]

約数ペア:

[(1, 420248700), (2, 210124350), (3, 140082900), (4, 105062175), (5, 84049740), (6, 70041450), (9, 46694300), (10, 42024870), (12, 35020725), (15, 28016580), (18, 23347150), (20, 21012435), (25, 16809948), (30, 14008290), (36, 11673575), (45, 9338860), (50, 8404974), (60, 7004145), (75, 5603316), (90, 4669430), (100, 4202487), (150, 2801658), (180, 2334715), (211, 1991700), (225, 1867772), (300, 1400829), (422, 995850), (450, 933886), (633, 663900), (844, 497925), (900, 466943), (1055, 398340), (1266, 331950), (1899, 221300), (2110, 199170), (2213, 189900), (2532, 165975), (3165, 132780), (3798, 110650), (4220, 99585), (4426, 94950), (5275, 79668), (6330, 66390), (6639, 63300), (7596, 55325), (8852, 47475), (9495, 44260), (10550, 39834), (11065, 37980), (12660, 33195), (13278, 31650), (15825, 26556), (18990, 22130), (19917, 21100)]