213548580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{169483}}^1$

素因数の和:169505

約数の個数: 72

約数和(自身を含む): 740306112

約数和(自身を除く): 526757532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 169483, 338966, 508449, 677932, 847415, 1016898, 1186381, 1525347, 1694830, 2033796, 2372762, 2542245, 3050694, 3389660, 3559143, 4745524, 5084490, 5931905, 6101388, 7118286, 7626735, 10168980, 10677429, 11863810, 14236572, 15253470, 17795715, 21354858, 23727620, 30506940, 35591430, 42709716, 53387145, 71182860, 106774290, 213548580]

約数ペア:

[(1, 213548580), (2, 106774290), (3, 71182860), (4, 53387145), (5, 42709716), (6, 35591430), (7, 30506940), (9, 23727620), (10, 21354858), (12, 17795715), (14, 15253470), (15, 14236572), (18, 11863810), (20, 10677429), (21, 10168980), (28, 7626735), (30, 7118286), (35, 6101388), (36, 5931905), (42, 5084490), (45, 4745524), (60, 3559143), (63, 3389660), (70, 3050694), (84, 2542245), (90, 2372762), (105, 2033796), (126, 1694830), (140, 1525347), (180, 1186381), (210, 1016898), (252, 847415), (315, 677932), (420, 508449), (630, 338966), (1260, 169483)]