80877720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8753}}^1$

素因数の和:8785

約数の個数: 128

約数和(自身を含む): 302538240

約数和(自身を除く): 221660520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 8753, 9240, 17506, 26259, 35012, 43765, 52518, 61271, 70024, 87530, 96283, 105036, 122542, 131295, 175060, 183813, 192566, 210072, 245084, 262590, 288849, 306355, 350120, 367626, 385132, 481415, 490168, 525180, 577698, 612710, 673981, 735252, 770264, 919065, 962830, 1050360, 1155396, 1225420, 1347962, 1444245, 1470504, 1838130, 1925660, 2021943, 2310792, 2450840, 2695924, 2888490, 3369905, 3676260, 3851320, 4043886, 5391848, 5776980, 6739810, 7352520, 8087772, 10109715, 11553960, 13479620, 16175544, 20219430, 26959240, 40438860, 80877720]

約数ペア:

[(1, 80877720), (2, 40438860), (3, 26959240), (4, 20219430), (5, 16175544), (6, 13479620), (7, 11553960), (8, 10109715), (10, 8087772), (11, 7352520), (12, 6739810), (14, 5776980), (15, 5391848), (20, 4043886), (21, 3851320), (22, 3676260), (24, 3369905), (28, 2888490), (30, 2695924), (33, 2450840), (35, 2310792), (40, 2021943), (42, 1925660), (44, 1838130), (55, 1470504), (56, 1444245), (60, 1347962), (66, 1225420), (70, 1155396), (77, 1050360), (84, 962830), (88, 919065), (105, 770264), (110, 735252), (120, 673981), (132, 612710), (140, 577698), (154, 525180), (165, 490168), (168, 481415), (210, 385132), (220, 367626), (231, 350120), (264, 306355), (280, 288849), (308, 262590), (330, 245084), (385, 210072), (420, 192566), (440, 183813), (462, 175060), (616, 131295), (660, 122542), (770, 105036), (840, 96283), (924, 87530), (1155, 70024), (1320, 61271), (1540, 52518), (1848, 43765), (2310, 35012), (3080, 26259), (4620, 17506), (8753, 9240)]