61608680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 174799620

約数和(自身を除く): 113190940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 43, 49, 56, 68, 70, 85, 86, 98, 119, 136, 140, 170, 172, 196, 215, 238, 245, 280, 301, 340, 344, 392, 430, 476, 490, 595, 602, 680, 731, 833, 860, 952, 980, 1190, 1204, 1462, 1505, 1666, 1720, 1849, 1960, 2107, 2380, 2408, 2924, 3010, 3332, 3655, 3698, 4165, 4214, 4760, 5117, 5848, 6020, 6664, 7310, 7396, 8330, 8428, 9245, 10234, 10535, 12040, 12943, 14620, 14792, 16660, 16856, 18490, 20468, 21070, 25585, 25886, 29240, 31433, 33320, 35819, 36980, 40936, 42140, 51170, 51772, 62866, 64715, 71638, 73960, 84280, 90601, 102340, 103544, 125732, 129430, 143276, 157165, 179095, 181202, 204680, 220031, 251464, 258860, 286552, 314330, 358190, 362404, 440062, 453005, 517720, 628660, 716380, 724808, 880124, 906010, 1100155, 1257320, 1432760, 1540217, 1760248, 1812020, 2200310, 3080434, 3624040, 4400620, 6160868, 7701085, 8801240, 12321736, 15402170, 30804340, 61608680]

約数ペア:

[(1, 61608680), (2, 30804340), (4, 15402170), (5, 12321736), (7, 8801240), (8, 7701085), (10, 6160868), (14, 4400620), (17, 3624040), (20, 3080434), (28, 2200310), (34, 1812020), (35, 1760248), (40, 1540217), (43, 1432760), (49, 1257320), (56, 1100155), (68, 906010), (70, 880124), (85, 724808), (86, 716380), (98, 628660), (119, 517720), (136, 453005), (140, 440062), (170, 362404), (172, 358190), (196, 314330), (215, 286552), (238, 258860), (245, 251464), (280, 220031), (301, 204680), (340, 181202), (344, 179095), (392, 157165), (430, 143276), (476, 129430), (490, 125732), (595, 103544), (602, 102340), (680, 90601), (731, 84280), (833, 73960), (860, 71638), (952, 64715), (980, 62866), (1190, 51772), (1204, 51170), (1462, 42140), (1505, 40936), (1666, 36980), (1720, 35819), (1849, 33320), (1960, 31433), (2107, 29240), (2380, 25886), (2408, 25585), (2924, 21070), (3010, 20468), (3332, 18490), (3655, 16856), (3698, 16660), (4165, 14792), (4214, 14620), (4760, 12943), (5117, 12040), (5848, 10535), (6020, 10234), (6664, 9245), (7310, 8428), (7396, 8330)]