159996760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 470564640

約数和(自身を除く): 310567880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 49, 55, 56, 70, 77, 82, 88, 98, 110, 140, 154, 164, 181, 196, 205, 220, 245, 280, 287, 308, 328, 362, 385, 392, 410, 440, 451, 490, 539, 574, 616, 724, 770, 820, 902, 905, 980, 1078, 1148, 1267, 1435, 1448, 1540, 1640, 1804, 1810, 1960, 1991, 2009, 2156, 2255, 2296, 2534, 2695, 2870, 3080, 3157, 3608, 3620, 3982, 4018, 4312, 4510, 5068, 5390, 5740, 6314, 6335, 7240, 7421, 7964, 8036, 8869, 9020, 9955, 10045, 10136, 10780, 11480, 12628, 12670, 13937, 14842, 15785, 15928, 16072, 17738, 18040, 19910, 20090, 21560, 22099, 25256, 25340, 27874, 29684, 31570, 35476, 37105, 39820, 40180, 44198, 44345, 50680, 51947, 55748, 59368, 63140, 69685, 70952, 74210, 79640, 80360, 81631, 88396, 88690, 97559, 103894, 110495, 111496, 126280, 139370, 148420, 163262, 176792, 177380, 195118, 207788, 220990, 259735, 278740, 296840, 326524, 354760, 363629, 390236, 408155, 415576, 441980, 487795, 519470, 557480, 571417, 653048, 727258, 780472, 816310, 883960, 975590, 1038940, 1142834, 1454516, 1632620, 1818145, 1951180, 2077880, 2285668, 2857085, 2909032, 3265240, 3636290, 3902360, 3999919, 4571336, 5714170, 7272580, 7999838, 11428340, 14545160, 15999676, 19999595, 22856680, 31999352, 39999190, 79998380, 159996760]

約数ペア:

[(1, 159996760), (2, 79998380), (4, 39999190), (5, 31999352), (7, 22856680), (8, 19999595), (10, 15999676), (11, 14545160), (14, 11428340), (20, 7999838), (22, 7272580), (28, 5714170), (35, 4571336), (40, 3999919), (41, 3902360), (44, 3636290), (49, 3265240), (55, 2909032), (56, 2857085), (70, 2285668), (77, 2077880), (82, 1951180), (88, 1818145), (98, 1632620), (110, 1454516), (140, 1142834), (154, 1038940), (164, 975590), (181, 883960), (196, 816310), (205, 780472), (220, 727258), (245, 653048), (280, 571417), (287, 557480), (308, 519470), (328, 487795), (362, 441980), (385, 415576), (392, 408155), (410, 390236), (440, 363629), (451, 354760), (490, 326524), (539, 296840), (574, 278740), (616, 259735), (724, 220990), (770, 207788), (820, 195118), (902, 177380), (905, 176792), (980, 163262), (1078, 148420), (1148, 139370), (1267, 126280), (1435, 111496), (1448, 110495), (1540, 103894), (1640, 97559), (1804, 88690), (1810, 88396), (1960, 81631), (1991, 80360), (2009, 79640), (2156, 74210), (2255, 70952), (2296, 69685), (2534, 63140), (2695, 59368), (2870, 55748), (3080, 51947), (3157, 50680), (3608, 44345), (3620, 44198), (3982, 40180), (4018, 39820), (4312, 37105), (4510, 35476), (5068, 31570), (5390, 29684), (5740, 27874), (6314, 25340), (6335, 25256), (7240, 22099), (7421, 21560), (7964, 20090), (8036, 19910), (8869, 18040), (9020, 17738), (9955, 16072), (10045, 15928), (10136, 15785), (10780, 14842), (11480, 13937), (12628, 12670)]