27709020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 91045920

約数和(自身を除く): 63336900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 97, 108, 115, 135, 138, 180, 194, 207, 230, 270, 276, 291, 345, 388, 414, 460, 485, 529, 540, 582, 621, 690, 828, 873, 970, 1035, 1058, 1164, 1242, 1380, 1455, 1587, 1746, 1940, 2070, 2116, 2231, 2484, 2619, 2645, 2910, 3105, 3174, 3492, 4140, 4365, 4462, 4761, 5238, 5290, 5820, 6210, 6348, 6693, 7935, 8730, 8924, 9522, 10476, 10580, 11155, 12420, 13095, 13386, 14283, 15870, 17460, 19044, 20079, 22310, 23805, 26190, 26772, 28566, 31740, 33465, 40158, 44620, 47610, 51313, 52380, 57132, 60237, 66930, 71415, 80316, 95220, 100395, 102626, 120474, 133860, 142830, 153939, 200790, 205252, 240948, 256565, 285660, 301185, 307878, 401580, 461817, 513130, 602370, 615756, 769695, 923634, 1026260, 1204740, 1385451, 1539390, 1847268, 2309085, 2770902, 3078780, 4618170, 5541804, 6927255, 9236340, 13854510, 27709020]

約数ペア:

[(1, 27709020), (2, 13854510), (3, 9236340), (4, 6927255), (5, 5541804), (6, 4618170), (9, 3078780), (10, 2770902), (12, 2309085), (15, 1847268), (18, 1539390), (20, 1385451), (23, 1204740), (27, 1026260), (30, 923634), (36, 769695), (45, 615756), (46, 602370), (54, 513130), (60, 461817), (69, 401580), (90, 307878), (92, 301185), (97, 285660), (108, 256565), (115, 240948), (135, 205252), (138, 200790), (180, 153939), (194, 142830), (207, 133860), (230, 120474), (270, 102626), (276, 100395), (291, 95220), (345, 80316), (388, 71415), (414, 66930), (460, 60237), (485, 57132), (529, 52380), (540, 51313), (582, 47610), (621, 44620), (690, 40158), (828, 33465), (873, 31740), (970, 28566), (1035, 26772), (1058, 26190), (1164, 23805), (1242, 22310), (1380, 20079), (1455, 19044), (1587, 17460), (1746, 15870), (1940, 14283), (2070, 13386), (2116, 13095), (2231, 12420), (2484, 11155), (2619, 10580), (2645, 10476), (2910, 9522), (3105, 8924), (3174, 8730), (3492, 7935), (4140, 6693), (4365, 6348), (4462, 6210), (4761, 5820), (5238, 5290)]