200390940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2657}}^1$

素因数の和:3091

約数の個数: 72

約数和(自身を含む): 609532560

約数和(自身を除く): 409141620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 838, 1257, 1676, 2095, 2514, 2657, 3771, 4190, 5028, 5314, 6285, 7542, 7971, 8380, 10628, 12570, 13285, 15084, 15942, 18855, 23913, 25140, 26570, 31884, 37710, 39855, 47826, 53140, 75420, 79710, 95652, 119565, 159420, 239130, 478260, 1113283, 2226566, 3339849, 4453132, 5566415, 6679698, 10019547, 11132830, 13359396, 16699245, 20039094, 22265660, 33398490, 40078188, 50097735, 66796980, 100195470, 200390940]

約数ペア:

[(1, 200390940), (2, 100195470), (3, 66796980), (4, 50097735), (5, 40078188), (6, 33398490), (9, 22265660), (10, 20039094), (12, 16699245), (15, 13359396), (18, 11132830), (20, 10019547), (30, 6679698), (36, 5566415), (45, 4453132), (60, 3339849), (90, 2226566), (180, 1113283), (419, 478260), (838, 239130), (1257, 159420), (1676, 119565), (2095, 95652), (2514, 79710), (2657, 75420), (3771, 53140), (4190, 47826), (5028, 39855), (5314, 37710), (6285, 31884), (7542, 26570), (7971, 25140), (8380, 23913), (10628, 18855), (12570, 15942), (13285, 15084)]