20288620512

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{2699}}^1$

素因数の和:3365

約数の個数: 144

約数和(自身を含む): 59156697600

約数和(自身を除く): 38868077088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 607, 688, 774, 1032, 1214, 1376, 1548, 1821, 2064, 2428, 2699, 3096, 3642, 4128, 4856, 5398, 5463, 6192, 7284, 8097, 9712, 10796, 10926, 12384, 14568, 16194, 19424, 21592, 21852, 24291, 26101, 29136, 32388, 43184, 43704, 48582, 52202, 58272, 64776, 78303, 86368, 87408, 97164, 104404, 116057, 129552, 156606, 174816, 194328, 208808, 232114, 234909, 259104, 313212, 348171, 388656, 417616, 464228, 469818, 626424, 696342, 777312, 835232, 928456, 939636, 1044513, 1252848, 1392684, 1638293, 1856912, 1879272, 2089026, 2505696, 2785368, 3276586, 3713824, 3758544, 4178052, 4914879, 5570736, 6553172, 7517088, 8356104, 9829758, 11141472, 13106344, 14744637, 16712208, 19659516, 26212688, 29489274, 33424416, 39319032, 52425376, 58978548, 70446599, 78638064, 117957096, 140893198, 157276128, 211339797, 235914192, 281786396, 422679594, 471828384, 563572792, 634019391, 845359188, 1127145584, 1268038782, 1690718376, 2254291168, 2536077564, 3381436752, 5072155128, 6762873504, 10144310256, 20288620512]

約数ペア:

[(1, 20288620512), (2, 10144310256), (3, 6762873504), (4, 5072155128), (6, 3381436752), (8, 2536077564), (9, 2254291168), (12, 1690718376), (16, 1268038782), (18, 1127145584), (24, 845359188), (32, 634019391), (36, 563572792), (43, 471828384), (48, 422679594), (72, 281786396), (86, 235914192), (96, 211339797), (129, 157276128), (144, 140893198), (172, 117957096), (258, 78638064), (288, 70446599), (344, 58978548), (387, 52425376), (516, 39319032), (607, 33424416), (688, 29489274), (774, 26212688), (1032, 19659516), (1214, 16712208), (1376, 14744637), (1548, 13106344), (1821, 11141472), (2064, 9829758), (2428, 8356104), (2699, 7517088), (3096, 6553172), (3642, 5570736), (4128, 4914879), (4856, 4178052), (5398, 3758544), (5463, 3713824), (6192, 3276586), (7284, 2785368), (8097, 2505696), (9712, 2089026), (10796, 1879272), (10926, 1856912), (12384, 1638293), (14568, 1392684), (16194, 1252848), (19424, 1044513), (21592, 939636), (21852, 928456), (24291, 835232), (26101, 777312), (29136, 696342), (32388, 626424), (43184, 469818), (43704, 464228), (48582, 417616), (52202, 388656), (58272, 348171), (64776, 313212), (78303, 259104), (86368, 234909), (87408, 232114), (97164, 208808), (104404, 194328), (116057, 174816), (129552, 156606)]