256767804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1\times {\mathrm{44159}}^1$

素因数の和:45229

約数の個数: 96

約数和(自身を含む): 631910522880

約数和(自身を除く): 375142718300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1013, 1148, 1435, 2026, 2870, 4052, 5065, 5740, 7091, 10130, 14182, 20260, 28364, 35455, 41533, 44159, 70910, 83066, 88318, 141820, 166132, 176636, 207665, 220795, 290731, 309113, 415330, 441590, 581462, 618226, 830660, 883180, 1162924, 1236452, 1453655, 1545565, 1810519, 2907310, 3091130, 3621038, 5814620, 6182260, 7242076, 9052595, 12673633, 18105190, 25347266, 36210380, 44733067, 50694532, 63368165, 89466134, 126736330, 178932268, 223665335, 253472660, 313131469, 447330670, 626262938, 894661340, 1252525876, 1565657345, 1834055747, 3131314690, 3668111494, 6262629380, 7336222988, 9170278735, 12838390229, 18340557470, 25676780458, 36681114940, 51353560916, 64191951145, 128383902290, 256767804580]

約数ペア:

[(1, 256767804580), (2, 128383902290), (4, 64191951145), (5, 51353560916), (7, 36681114940), (10, 25676780458), (14, 18340557470), (20, 12838390229), (28, 9170278735), (35, 7336222988), (41, 6262629380), (70, 3668111494), (82, 3131314690), (140, 1834055747), (164, 1565657345), (205, 1252525876), (287, 894661340), (410, 626262938), (574, 447330670), (820, 313131469), (1013, 253472660), (1148, 223665335), (1435, 178932268), (2026, 126736330), (2870, 89466134), (4052, 63368165), (5065, 50694532), (5740, 44733067), (7091, 36210380), (10130, 25347266), (14182, 18105190), (20260, 12673633), (28364, 9052595), (35455, 7242076), (41533, 6182260), (44159, 5814620), (70910, 3621038), (83066, 3091130), (88318, 2907310), (141820, 1810519), (166132, 1545565), (176636, 1453655), (207665, 1236452), (220795, 1162924), (290731, 883180), (309113, 830660), (415330, 618226), (441590, 581462)]