2885385720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{64811}}^1$

素因数の和:64885

約数の個数: 128

約数和(自身を含む): 10079562240

約数和(自身を除く): 7194176520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 6360, 7420, 8904, 11130, 14840, 22260, 44520, 64811, 129622, 194433, 259244, 324055, 388866, 453677, 518488, 648110, 777732, 907354, 972165, 1296220, 1361031, 1555464, 1814708, 1944330, 2268385, 2592440, 2722062, 3434983, 3629416, 3888660, 4536770, 5444124, 6805155, 6869966, 7777320, 9073540, 10304949, 10888248, 13610310, 13739932, 17174915, 18147080, 20609898, 24044881, 27220620, 27479864, 34349830, 41219796, 48089762, 51524745, 54441240, 68699660, 72134643, 82439592, 96179524, 103049490, 120224405, 137399320, 144269286, 192359048, 206098980, 240448810, 288538572, 360673215, 412197960, 480897620, 577077144, 721346430, 961795240, 1442692860, 2885385720]

約数ペア:

[(1, 2885385720), (2, 1442692860), (3, 961795240), (4, 721346430), (5, 577077144), (6, 480897620), (7, 412197960), (8, 360673215), (10, 288538572), (12, 240448810), (14, 206098980), (15, 192359048), (20, 144269286), (21, 137399320), (24, 120224405), (28, 103049490), (30, 96179524), (35, 82439592), (40, 72134643), (42, 68699660), (53, 54441240), (56, 51524745), (60, 48089762), (70, 41219796), (84, 34349830), (105, 27479864), (106, 27220620), (120, 24044881), (140, 20609898), (159, 18147080), (168, 17174915), (210, 13739932), (212, 13610310), (265, 10888248), (280, 10304949), (318, 9073540), (371, 7777320), (420, 6869966), (424, 6805155), (530, 5444124), (636, 4536770), (742, 3888660), (795, 3629416), (840, 3434983), (1060, 2722062), (1113, 2592440), (1272, 2268385), (1484, 1944330), (1590, 1814708), (1855, 1555464), (2120, 1361031), (2226, 1296220), (2968, 972165), (3180, 907354), (3710, 777732), (4452, 648110), (5565, 518488), (6360, 453677), (7420, 388866), (8904, 324055), (11130, 259244), (14840, 194433), (22260, 129622), (44520, 64811)]