261217704

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 722604960

約数和(自身を除く): 461387256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 293, 307, 363, 484, 586, 614, 726, 879, 921, 968, 1172, 1228, 1452, 1758, 1842, 2344, 2456, 2904, 3223, 3377, 3516, 3684, 6446, 6754, 7032, 7368, 9669, 10131, 12892, 13508, 19338, 20262, 25784, 27016, 35453, 37147, 38676, 40524, 70906, 74294, 77352, 81048, 89951, 106359, 111441, 141812, 148588, 179902, 212718, 222882, 269853, 283624, 297176, 359804, 425436, 445764, 539706, 719608, 850872, 891528, 989461, 1079412, 1978922, 2158824, 2968383, 3957844, 5936766, 7915688, 10884071, 11873532, 21768142, 23747064, 32652213, 43536284, 65304426, 87072568, 130608852, 261217704]

約数ペア:

[(1, 261217704), (2, 130608852), (3, 87072568), (4, 65304426), (6, 43536284), (8, 32652213), (11, 23747064), (12, 21768142), (22, 11873532), (24, 10884071), (33, 7915688), (44, 5936766), (66, 3957844), (88, 2968383), (121, 2158824), (132, 1978922), (242, 1079412), (264, 989461), (293, 891528), (307, 850872), (363, 719608), (484, 539706), (586, 445764), (614, 425436), (726, 359804), (879, 297176), (921, 283624), (968, 269853), (1172, 222882), (1228, 212718), (1452, 179902), (1758, 148588), (1842, 141812), (2344, 111441), (2456, 106359), (2904, 89951), (3223, 81048), (3377, 77352), (3516, 74294), (3684, 70906), (6446, 40524), (6754, 38676), (7032, 37147), (7368, 35453), (9669, 27016), (10131, 25784), (12892, 20262), (13508, 19338)]