261151488

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{8719}}^1$

素因数の和:8754

約数の個数: 108

約数和(自身を含む): 810977440

約数和(自身を除く): 549825952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 7488, 8719, 9984, 14976, 17438, 26157, 29952, 34876, 52314, 69752, 78471, 104628, 113347, 139504, 156942, 209256, 226694, 279008, 313884, 340041, 418512, 453388, 558016, 627768, 680082, 837024, 906776, 1020123, 1116032, 1255536, 1360164, 1674048, 1813552, 2040246, 2232064, 2511072, 2720328, 3348096, 3627104, 4080492, 5022144, 5440656, 6696192, 7254208, 8160984, 10044288, 10881312, 14508416, 16321968, 20088576, 21762624, 29016832, 32643936, 43525248, 65287872, 87050496, 130575744, 261151488]

約数ペア:

[(1, 261151488), (2, 130575744), (3, 87050496), (4, 65287872), (6, 43525248), (8, 32643936), (9, 29016832), (12, 21762624), (13, 20088576), (16, 16321968), (18, 14508416), (24, 10881312), (26, 10044288), (32, 8160984), (36, 7254208), (39, 6696192), (48, 5440656), (52, 5022144), (64, 4080492), (72, 3627104), (78, 3348096), (96, 2720328), (104, 2511072), (117, 2232064), (128, 2040246), (144, 1813552), (156, 1674048), (192, 1360164), (208, 1255536), (234, 1116032), (256, 1020123), (288, 906776), (312, 837024), (384, 680082), (416, 627768), (468, 558016), (576, 453388), (624, 418512), (768, 340041), (832, 313884), (936, 279008), (1152, 226694), (1248, 209256), (1664, 156942), (1872, 139504), (2304, 113347), (2496, 104628), (3328, 78471), (3744, 69752), (4992, 52314), (7488, 34876), (8719, 29952), (9984, 26157), (14976, 17438)]