1621351248

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:765

約数の個数: 160

約数和(自身を含む): 4732732800

約数和(自身を除く): 3111381552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 149, 176, 222, 264, 296, 298, 407, 444, 447, 528, 557, 592, 596, 814, 888, 894, 1114, 1192, 1221, 1628, 1639, 1671, 1776, 1788, 2228, 2384, 2442, 3256, 3278, 3342, 3576, 4456, 4884, 4917, 5513, 6127, 6512, 6556, 6684, 7152, 8912, 9768, 9834, 11026, 12254, 13112, 13368, 16539, 18381, 19536, 19668, 20609, 22052, 24508, 26224, 26736, 33078, 36762, 39336, 41218, 44104, 49016, 60643, 61827, 66156, 73524, 78672, 82436, 82993, 88208, 98032, 121286, 123654, 132312, 147048, 164872, 165986, 181929, 226699, 242572, 247308, 248979, 264624, 294096, 329744, 331972, 363858, 453398, 485144, 494616, 497958, 663944, 680097, 727716, 906796, 912923, 970288, 989232, 995916, 1327888, 1360194, 1455432, 1813592, 1825846, 1991832, 2720388, 2738769, 2910864, 3070741, 3627184, 3651692, 3983664, 5440776, 5477538, 6141482, 7303384, 9212223, 10881552, 10955076, 12282964, 14606768, 18424446, 21910152, 24565928, 33778151, 36848892, 43820304, 49131856, 67556302, 73697784, 101334453, 135112604, 147395568, 202668906, 270225208, 405337812, 540450416, 810675624, 1621351248]

約数ペア:

[(1, 1621351248), (2, 810675624), (3, 540450416), (4, 405337812), (6, 270225208), (8, 202668906), (11, 147395568), (12, 135112604), (16, 101334453), (22, 73697784), (24, 67556302), (33, 49131856), (37, 43820304), (44, 36848892), (48, 33778151), (66, 24565928), (74, 21910152), (88, 18424446), (111, 14606768), (132, 12282964), (148, 10955076), (149, 10881552), (176, 9212223), (222, 7303384), (264, 6141482), (296, 5477538), (298, 5440776), (407, 3983664), (444, 3651692), (447, 3627184), (528, 3070741), (557, 2910864), (592, 2738769), (596, 2720388), (814, 1991832), (888, 1825846), (894, 1813592), (1114, 1455432), (1192, 1360194), (1221, 1327888), (1628, 995916), (1639, 989232), (1671, 970288), (1776, 912923), (1788, 906796), (2228, 727716), (2384, 680097), (2442, 663944), (3256, 497958), (3278, 494616), (3342, 485144), (3576, 453398), (4456, 363858), (4884, 331972), (4917, 329744), (5513, 294096), (6127, 264624), (6512, 248979), (6556, 247308), (6684, 242572), (7152, 226699), (8912, 181929), (9768, 165986), (9834, 164872), (11026, 147048), (12254, 132312), (13112, 123654), (13368, 121286), (16539, 98032), (18381, 88208), (19536, 82993), (19668, 82436), (20609, 78672), (22052, 73524), (24508, 66156), (26224, 61827), (26736, 60643), (33078, 49016), (36762, 44104), (39336, 41218)]