20161538352

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:768

約数の個数: 240

約数和(自身を含む): 60343066368

約数和(自身を除く): 40181528016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 53, 69, 72, 92, 106, 138, 144, 159, 184, 207, 212, 276, 318, 331, 347, 368, 414, 424, 477, 552, 636, 662, 694, 828, 848, 954, 993, 1041, 1104, 1219, 1272, 1324, 1388, 1656, 1908, 1986, 2082, 2438, 2544, 2648, 2776, 2979, 3123, 3312, 3657, 3816, 3972, 4164, 4876, 5296, 5552, 5958, 6246, 7314, 7613, 7632, 7944, 7981, 8328, 9752, 10971, 11916, 12492, 14628, 15226, 15888, 15962, 16656, 17543, 18391, 19504, 21942, 22839, 23832, 23943, 24984, 29256, 30452, 31924, 35086, 36782, 43884, 45678, 47664, 47886, 49968, 52629, 55173, 58512, 60904, 63848, 68517, 70172, 71829, 73564, 87768, 91356, 95772, 105258, 110346, 114857, 121808, 127696, 137034, 140344, 143658, 147128, 157887, 165519, 175536, 182712, 191544, 210516, 220692, 229714, 274068, 280688, 287316, 294256, 315774, 331038, 344571, 365424, 383088, 403489, 421032, 422993, 441384, 459428, 548136, 574632, 631548, 662076, 689142, 806978, 842064, 845986, 882768, 918856, 1033713, 1096272, 1149264, 1210467, 1263096, 1268979, 1324152, 1378284, 1613956, 1691972, 1837712, 2067426, 2420934, 2526192, 2537958, 2641711, 2648304, 2756568, 3227912, 3383944, 3631401, 3806937, 4134852, 4841868, 5075916, 5283422, 5513136, 6087421, 6455824, 6767888, 7262802, 7613874, 7925133, 8269704, 9683736, 10151832, 10566844, 12174842, 14525604, 15227748, 15850266, 16539408, 18262263, 19367472, 20303664, 21133688, 23775399, 24349684, 29051208, 30455496, 31700532, 36524526, 42267376, 47550798, 48699368, 54786789, 58102416, 60910992, 63401064, 73049052, 95101596, 97398736, 109573578, 126802128, 140010683, 146098104, 190203192, 219147156, 280021366, 292196208, 380406384, 420032049, 438294312, 560042732, 840064098, 876588624, 1120085464, 1260096147, 1680128196, 2240170928, 2520192294, 3360256392, 5040384588, 6720512784, 10080769176, 20161538352]

約数ペア:

[(1, 20161538352), (2, 10080769176), (3, 6720512784), (4, 5040384588), (6, 3360256392), (8, 2520192294), (9, 2240170928), (12, 1680128196), (16, 1260096147), (18, 1120085464), (23, 876588624), (24, 840064098), (36, 560042732), (46, 438294312), (48, 420032049), (53, 380406384), (69, 292196208), (72, 280021366), (92, 219147156), (106, 190203192), (138, 146098104), (144, 140010683), (159, 126802128), (184, 109573578), (207, 97398736), (212, 95101596), (276, 73049052), (318, 63401064), (331, 60910992), (347, 58102416), (368, 54786789), (414, 48699368), (424, 47550798), (477, 42267376), (552, 36524526), (636, 31700532), (662, 30455496), (694, 29051208), (828, 24349684), (848, 23775399), (954, 21133688), (993, 20303664), (1041, 19367472), (1104, 18262263), (1219, 16539408), (1272, 15850266), (1324, 15227748), (1388, 14525604), (1656, 12174842), (1908, 10566844), (1986, 10151832), (2082, 9683736), (2438, 8269704), (2544, 7925133), (2648, 7613874), (2776, 7262802), (2979, 6767888), (3123, 6455824), (3312, 6087421), (3657, 5513136), (3816, 5283422), (3972, 5075916), (4164, 4841868), (4876, 4134852), (5296, 3806937), (5552, 3631401), (5958, 3383944), (6246, 3227912), (7314, 2756568), (7613, 2648304), (7632, 2641711), (7944, 2537958), (7981, 2526192), (8328, 2420934), (9752, 2067426), (10971, 1837712), (11916, 1691972), (12492, 1613956), (14628, 1378284), (15226, 1324152), (15888, 1268979), (15962, 1263096), (16656, 1210467), (17543, 1149264), (18391, 1096272), (19504, 1033713), (21942, 918856), (22839, 882768), (23832, 845986), (23943, 842064), (24984, 806978), (29256, 689142), (30452, 662076), (31924, 631548), (35086, 574632), (36782, 548136), (43884, 459428), (45678, 441384), (47664, 422993), (47886, 421032), (49968, 403489), (52629, 383088), (55173, 365424), (58512, 344571), (60904, 331038), (63848, 315774), (68517, 294256), (70172, 287316), (71829, 280688), (73564, 274068), (87768, 229714), (91356, 220692), (95772, 210516), (105258, 191544), (110346, 182712), (114857, 175536), (121808, 165519), (127696, 157887), (137034, 147128), (140344, 143658)]