27653730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 78236928

約数和(自身を除く): 50583198

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 65, 78, 85, 86, 97, 102, 129, 130, 170, 194, 195, 215, 221, 255, 258, 291, 390, 430, 442, 485, 510, 559, 582, 645, 663, 731, 970, 1105, 1118, 1261, 1290, 1326, 1455, 1462, 1649, 1677, 2193, 2210, 2522, 2795, 2910, 3298, 3315, 3354, 3655, 3783, 4171, 4386, 4947, 5590, 6305, 6630, 7310, 7566, 8245, 8342, 8385, 9503, 9894, 10965, 12513, 12610, 16490, 16770, 18915, 19006, 20855, 21437, 21930, 24735, 25026, 28509, 37830, 41710, 42874, 47515, 49470, 54223, 57018, 62565, 64311, 70907, 95030, 107185, 108446, 125130, 128622, 141814, 142545, 162669, 212721, 214370, 271115, 285090, 321555, 325338, 354535, 425442, 542230, 643110, 709070, 813345, 921791, 1063605, 1626690, 1843582, 2127210, 2765373, 4608955, 5530746, 9217910, 13826865, 27653730]

約数ペア:

[(1, 27653730), (2, 13826865), (3, 9217910), (5, 5530746), (6, 4608955), (10, 2765373), (13, 2127210), (15, 1843582), (17, 1626690), (26, 1063605), (30, 921791), (34, 813345), (39, 709070), (43, 643110), (51, 542230), (65, 425442), (78, 354535), (85, 325338), (86, 321555), (97, 285090), (102, 271115), (129, 214370), (130, 212721), (170, 162669), (194, 142545), (195, 141814), (215, 128622), (221, 125130), (255, 108446), (258, 107185), (291, 95030), (390, 70907), (430, 64311), (442, 62565), (485, 57018), (510, 54223), (559, 49470), (582, 47515), (645, 42874), (663, 41710), (731, 37830), (970, 28509), (1105, 25026), (1118, 24735), (1261, 21930), (1290, 21437), (1326, 20855), (1455, 19006), (1462, 18915), (1649, 16770), (1677, 16490), (2193, 12610), (2210, 12513), (2522, 10965), (2795, 9894), (2910, 9503), (3298, 8385), (3315, 8342), (3354, 8245), (3655, 7566), (3783, 7310), (4171, 6630), (4386, 6305), (4947, 5590)]