221385384

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 690094080

約数和(自身を除く): 468708696

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 71, 72, 88, 93, 99, 124, 127, 132, 142, 186, 198, 213, 248, 254, 264, 279, 284, 341, 372, 381, 396, 426, 508, 558, 568, 639, 682, 744, 762, 781, 792, 852, 1016, 1023, 1116, 1143, 1278, 1364, 1397, 1524, 1562, 1704, 2046, 2201, 2232, 2286, 2343, 2556, 2728, 2794, 3048, 3069, 3124, 3937, 4092, 4191, 4402, 4572, 4686, 5112, 5588, 6138, 6248, 6603, 7029, 7874, 8184, 8382, 8804, 9017, 9144, 9372, 11176, 11811, 12276, 12573, 13206, 14058, 15748, 16764, 17608, 18034, 18744, 19809, 23622, 24211, 24552, 25146, 26412, 27051, 28116, 31496, 33528, 35433, 36068, 39618, 43307, 47244, 48422, 50292, 52824, 54102, 56232, 70866, 72136, 72633, 79236, 81153, 86614, 94488, 96844, 99187, 100584, 108204, 129921, 141732, 145266, 158472, 162306, 173228, 193688, 198374, 216408, 217899, 259842, 279527, 283464, 290532, 297561, 324612, 346456, 389763, 396748, 435798, 519684, 559054, 581064, 595122, 649224, 779526, 793496, 838581, 871596, 892683, 1039368, 1118108, 1190244, 1559052, 1677162, 1743192, 1785366, 2236216, 2380488, 2515743, 3074797, 3118104, 3354324, 3570732, 5031486, 6149594, 6708648, 7141464, 9224391, 10062972, 12299188, 18448782, 20125944, 24598376, 27673173, 36897564, 55346346, 73795128, 110692692, 221385384]

約数ペア:

[(1, 221385384), (2, 110692692), (3, 73795128), (4, 55346346), (6, 36897564), (8, 27673173), (9, 24598376), (11, 20125944), (12, 18448782), (18, 12299188), (22, 10062972), (24, 9224391), (31, 7141464), (33, 6708648), (36, 6149594), (44, 5031486), (62, 3570732), (66, 3354324), (71, 3118104), (72, 3074797), (88, 2515743), (93, 2380488), (99, 2236216), (124, 1785366), (127, 1743192), (132, 1677162), (142, 1559052), (186, 1190244), (198, 1118108), (213, 1039368), (248, 892683), (254, 871596), (264, 838581), (279, 793496), (284, 779526), (341, 649224), (372, 595122), (381, 581064), (396, 559054), (426, 519684), (508, 435798), (558, 396748), (568, 389763), (639, 346456), (682, 324612), (744, 297561), (762, 290532), (781, 283464), (792, 279527), (852, 259842), (1016, 217899), (1023, 216408), (1116, 198374), (1143, 193688), (1278, 173228), (1364, 162306), (1397, 158472), (1524, 145266), (1562, 141732), (1704, 129921), (2046, 108204), (2201, 100584), (2232, 99187), (2286, 96844), (2343, 94488), (2556, 86614), (2728, 81153), (2794, 79236), (3048, 72633), (3069, 72136), (3124, 70866), (3937, 56232), (4092, 54102), (4191, 52824), (4402, 50292), (4572, 48422), (4686, 47244), (5112, 43307), (5588, 39618), (6138, 36068), (6248, 35433), (6603, 33528), (7029, 31496), (7874, 28116), (8184, 27051), (8382, 26412), (8804, 25146), (9017, 24552), (9144, 24211), (9372, 23622), (11176, 19809), (11811, 18744), (12276, 18034), (12573, 17608), (13206, 16764), (14058, 15748)]