219022860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{521483}}^1$

素因数の和:521502

約数の個数: 48

約数和(自身を含む): 700874496

約数和(自身を除く): 481851636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 521483, 1042966, 1564449, 2085932, 2607415, 3128898, 3650381, 5214830, 6257796, 7300762, 7822245, 10429660, 10951143, 14601524, 15644490, 18251905, 21902286, 31288980, 36503810, 43804572, 54755715, 73007620, 109511430, 219022860]

約数ペア:

[(1, 219022860), (2, 109511430), (3, 73007620), (4, 54755715), (5, 43804572), (6, 36503810), (7, 31288980), (10, 21902286), (12, 18251905), (14, 15644490), (15, 14601524), (20, 10951143), (21, 10429660), (28, 7822245), (30, 7300762), (35, 6257796), (42, 5214830), (60, 3650381), (70, 3128898), (84, 2607415), (105, 2085932), (140, 1564449), (210, 1042966), (420, 521483)]