216318480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{128761}}^1$

素因数の和:128784

約数の個数: 80

約数和(自身を含む): 766391424

約数和(自身を除く): 550072944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 128761, 257522, 386283, 515044, 643805, 772566, 901327, 1030088, 1287610, 1545132, 1802654, 1931415, 2060176, 2575220, 2703981, 3090264, 3605308, 3862830, 4506635, 5150440, 5407962, 6180528, 7210616, 7725660, 9013270, 10300880, 10815924, 13519905, 14421232, 15451320, 18026540, 21631848, 27039810, 30902640, 36053080, 43263696, 54079620, 72106160, 108159240, 216318480]

約数ペア:

[(1, 216318480), (2, 108159240), (3, 72106160), (4, 54079620), (5, 43263696), (6, 36053080), (7, 30902640), (8, 27039810), (10, 21631848), (12, 18026540), (14, 15451320), (15, 14421232), (16, 13519905), (20, 10815924), (21, 10300880), (24, 9013270), (28, 7725660), (30, 7210616), (35, 6180528), (40, 5407962), (42, 5150440), (48, 4506635), (56, 3862830), (60, 3605308), (70, 3090264), (80, 2703981), (84, 2575220), (105, 2060176), (112, 1931415), (120, 1802654), (140, 1545132), (168, 1287610), (210, 1030088), (240, 901327), (280, 772566), (336, 643805), (420, 515044), (560, 386283), (840, 257522), (1680, 128761)]