261643968

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{14653}}^1$

素因数の和:14702

約数の個数: 84

約数和(自身を含む): 774200128

約数和(自身を除く): 512556160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1488, 1984, 2232, 2976, 4464, 5952, 8928, 14653, 17856, 29306, 43959, 58612, 87918, 117224, 131877, 175836, 234448, 263754, 351672, 454243, 468896, 527508, 703344, 908486, 937792, 1055016, 1362729, 1406688, 1816972, 2110032, 2725458, 2813376, 3633944, 4088187, 4220064, 5450916, 7267888, 8176374, 8440128, 10901832, 14535776, 16352748, 21803664, 29071552, 32705496, 43607328, 65410992, 87214656, 130821984, 261643968]

約数ペア:

[(1, 261643968), (2, 130821984), (3, 87214656), (4, 65410992), (6, 43607328), (8, 32705496), (9, 29071552), (12, 21803664), (16, 16352748), (18, 14535776), (24, 10901832), (31, 8440128), (32, 8176374), (36, 7267888), (48, 5450916), (62, 4220064), (64, 4088187), (72, 3633944), (93, 2813376), (96, 2725458), (124, 2110032), (144, 1816972), (186, 1406688), (192, 1362729), (248, 1055016), (279, 937792), (288, 908486), (372, 703344), (496, 527508), (558, 468896), (576, 454243), (744, 351672), (992, 263754), (1116, 234448), (1488, 175836), (1984, 131877), (2232, 117224), (2976, 87918), (4464, 58612), (5952, 43959), (8928, 29306), (14653, 17856)]