3119291240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1373}}^1$

素因数の和:1671

約数の個数: 128

約数和(自身を含む): 8039878560

約数和(自身を除く): 4920587320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 257, 260, 340, 442, 514, 520, 680, 884, 1028, 1105, 1285, 1373, 1768, 2056, 2210, 2570, 2746, 3341, 4369, 4420, 5140, 5492, 6682, 6865, 8738, 8840, 10280, 10984, 13364, 13730, 16705, 17476, 17849, 21845, 23341, 26728, 27460, 33410, 34952, 35698, 43690, 46682, 54920, 56797, 66820, 71396, 87380, 89245, 93364, 113594, 116705, 133640, 142792, 174760, 178490, 186728, 227188, 233410, 283985, 303433, 352861, 356980, 454376, 466820, 567970, 606866, 705722, 713960, 933640, 1135940, 1213732, 1411444, 1517165, 1764305, 2271880, 2427464, 2822888, 3034330, 3528610, 4587193, 5998637, 6068660, 7057220, 9174386, 11997274, 12137320, 14114440, 18348772, 22935965, 23994548, 29993185, 36697544, 45871930, 47989096, 59986370, 77982281, 91743860, 119972740, 155964562, 183487720, 239945480, 311929124, 389911405, 623858248, 779822810, 1559645620, 3119291240]

約数ペア:

[(1, 3119291240), (2, 1559645620), (4, 779822810), (5, 623858248), (8, 389911405), (10, 311929124), (13, 239945480), (17, 183487720), (20, 155964562), (26, 119972740), (34, 91743860), (40, 77982281), (52, 59986370), (65, 47989096), (68, 45871930), (85, 36697544), (104, 29993185), (130, 23994548), (136, 22935965), (170, 18348772), (221, 14114440), (257, 12137320), (260, 11997274), (340, 9174386), (442, 7057220), (514, 6068660), (520, 5998637), (680, 4587193), (884, 3528610), (1028, 3034330), (1105, 2822888), (1285, 2427464), (1373, 2271880), (1768, 1764305), (2056, 1517165), (2210, 1411444), (2570, 1213732), (2746, 1135940), (3341, 933640), (4369, 713960), (4420, 705722), (5140, 606866), (5492, 567970), (6682, 466820), (6865, 454376), (8738, 356980), (8840, 352861), (10280, 303433), (10984, 283985), (13364, 233410), (13730, 227188), (16705, 186728), (17476, 178490), (17849, 174760), (21845, 142792), (23341, 133640), (26728, 116705), (27460, 113594), (33410, 93364), (34952, 89245), (35698, 87380), (43690, 71396), (46682, 66820), (54920, 56797)]