1280497020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{9283}}^1$

素因数の和:9336

約数の個数: 144

約数和(自身を含む): 4148833920

約数和(自身を除く): 2868336900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 570, 605, 627, 660, 726, 836, 1045, 1140, 1210, 1254, 1452, 1815, 2090, 2299, 2420, 2508, 3135, 3630, 4180, 4598, 6270, 6897, 7260, 9196, 9283, 11495, 12540, 13794, 18566, 22990, 27588, 27849, 34485, 37132, 45980, 46415, 55698, 68970, 92830, 102113, 111396, 137940, 139245, 176377, 185660, 204226, 278490, 306339, 352754, 408452, 510565, 529131, 556980, 612678, 705508, 881885, 1021130, 1058262, 1123243, 1225356, 1531695, 1763770, 1940147, 2042260, 2116524, 2246486, 2645655, 3063390, 3369729, 3527540, 3880294, 4492972, 5291310, 5616215, 5820441, 6126780, 6739458, 7760588, 9700735, 10582620, 11232430, 11640882, 13478916, 16848645, 19401470, 21341617, 22464860, 23281764, 29102205, 33697290, 38802940, 42683234, 58204410, 64024851, 67394580, 85366468, 106708085, 116408820, 128049702, 213416170, 256099404, 320124255, 426832340, 640248510, 1280497020]

約数ペア:

[(1, 1280497020), (2, 640248510), (3, 426832340), (4, 320124255), (5, 256099404), (6, 213416170), (10, 128049702), (11, 116408820), (12, 106708085), (15, 85366468), (19, 67394580), (20, 64024851), (22, 58204410), (30, 42683234), (33, 38802940), (38, 33697290), (44, 29102205), (55, 23281764), (57, 22464860), (60, 21341617), (66, 19401470), (76, 16848645), (95, 13478916), (110, 11640882), (114, 11232430), (121, 10582620), (132, 9700735), (165, 7760588), (190, 6739458), (209, 6126780), (220, 5820441), (228, 5616215), (242, 5291310), (285, 4492972), (330, 3880294), (363, 3527540), (380, 3369729), (418, 3063390), (484, 2645655), (570, 2246486), (605, 2116524), (627, 2042260), (660, 1940147), (726, 1763770), (836, 1531695), (1045, 1225356), (1140, 1123243), (1210, 1058262), (1254, 1021130), (1452, 881885), (1815, 705508), (2090, 612678), (2299, 556980), (2420, 529131), (2508, 510565), (3135, 408452), (3630, 352754), (4180, 306339), (4598, 278490), (6270, 204226), (6897, 185660), (7260, 176377), (9196, 139245), (9283, 137940), (11495, 111396), (12540, 102113), (13794, 92830), (18566, 68970), (22990, 55698), (27588, 46415), (27849, 45980), (34485, 37132)]