81282213180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1131749}}^1$

素因数の和:1131793

約数の個数: 192

約数和(自身を含む): 304214400000

約数和(自身を除く): 222932186820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 10260, 11970, 14364, 17955, 23940, 35910, 71820, 1131749, 2263498, 3395247, 4526996, 5658745, 6790494, 7922243, 10185741, 11317490, 13580988, 15844486, 16976235, 20371482, 21503231, 22634980, 23766729, 30557223, 31688972, 33952470, 39611215, 40742964, 43006462, 47533458, 50928705, 61114446, 64509693, 67904940, 71300187, 79222430, 86012924, 95066916, 101857410, 107516155, 118833645, 122228892, 129019386, 142600374, 150522617, 152786115, 158444860, 193529079, 203714820, 213900561, 215032310, 237667290, 258038772, 285200748, 301045234, 305572230, 322548465, 356500935, 387058158, 427801122, 430064620, 451567851, 475334580, 580587237, 602090468, 611144460, 645096930, 713001870, 752613085, 774116316, 855602244, 903135702, 967645395, 1069502805, 1161174474, 1290193860, 1354703553, 1426003740, 1505226170, 1806271404, 1935290790, 2139005610, 2257839255, 2322348948, 2709407106, 2902936185, 3010452340, 3870581580, 4064110659, 4278011220, 4515678510, 5418814212, 5805872370, 6773517765, 8128221318, 9031357020, 11611744740, 13547035530, 16256442636, 20320553295, 27094071060, 40641106590, 81282213180]

約数ペア:

[(1, 81282213180), (2, 40641106590), (3, 27094071060), (4, 20320553295), (5, 16256442636), (6, 13547035530), (7, 11611744740), (9, 9031357020), (10, 8128221318), (12, 6773517765), (14, 5805872370), (15, 5418814212), (18, 4515678510), (19, 4278011220), (20, 4064110659), (21, 3870581580), (27, 3010452340), (28, 2902936185), (30, 2709407106), (35, 2322348948), (36, 2257839255), (38, 2139005610), (42, 1935290790), (45, 1806271404), (54, 1505226170), (57, 1426003740), (60, 1354703553), (63, 1290193860), (70, 1161174474), (76, 1069502805), (84, 967645395), (90, 903135702), (95, 855602244), (105, 774116316), (108, 752613085), (114, 713001870), (126, 645096930), (133, 611144460), (135, 602090468), (140, 580587237), (171, 475334580), (180, 451567851), (189, 430064620), (190, 427801122), (210, 387058158), (228, 356500935), (252, 322548465), (266, 305572230), (270, 301045234), (285, 285200748), (315, 258038772), (342, 237667290), (378, 215032310), (380, 213900561), (399, 203714820), (420, 193529079), (513, 158444860), (532, 152786115), (540, 150522617), (570, 142600374), (630, 129019386), (665, 122228892), (684, 118833645), (756, 107516155), (798, 101857410), (855, 95066916), (945, 86012924), (1026, 79222430), (1140, 71300187), (1197, 67904940), (1260, 64509693), (1330, 61114446), (1596, 50928705), (1710, 47533458), (1890, 43006462), (1995, 40742964), (2052, 39611215), (2394, 33952470), (2565, 31688972), (2660, 30557223), (3420, 23766729), (3591, 22634980), (3780, 21503231), (3990, 20371482), (4788, 16976235), (5130, 15844486), (5985, 13580988), (7182, 11317490), (7980, 10185741), (10260, 7922243), (11970, 6790494), (14364, 5658745), (17955, 4526996), (23940, 3395247), (35910, 2263498), (71820, 1131749)]