256883550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1023

約数の個数: 192

約数和(自身を含む): 829661184

約数和(自身を除く): 572777634

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 23, 25, 30, 33, 35, 42, 46, 50, 55, 66, 69, 70, 75, 77, 105, 110, 115, 138, 150, 154, 161, 165, 175, 210, 230, 231, 253, 275, 322, 330, 345, 350, 385, 462, 483, 506, 525, 550, 575, 690, 759, 770, 805, 825, 966, 967, 1050, 1150, 1155, 1265, 1518, 1610, 1650, 1725, 1771, 1925, 1934, 2310, 2415, 2530, 2901, 3450, 3542, 3795, 3850, 4025, 4830, 4835, 5313, 5775, 5802, 6325, 6769, 7590, 8050, 8855, 9670, 10626, 10637, 11550, 12075, 12650, 13538, 14505, 17710, 18975, 20307, 21274, 22241, 24150, 24175, 26565, 29010, 31911, 33845, 37950, 40614, 44275, 44482, 48350, 53130, 53185, 63822, 66723, 67690, 72525, 74459, 88550, 101535, 106370, 111205, 132825, 133446, 145050, 148918, 155687, 159555, 169225, 203070, 222410, 223377, 244651, 265650, 265925, 311374, 319110, 333615, 338450, 372295, 446754, 467061, 489302, 507675, 531850, 556025, 667230, 733953, 744590, 778435, 797775, 934122, 1015350, 1112050, 1116885, 1223255, 1467906, 1556870, 1595550, 1668075, 1712557, 1861475, 2233770, 2335305, 2446510, 3336150, 3425114, 3669765, 3722950, 3892175, 4670610, 5137671, 5584425, 6116275, 7339530, 7784350, 8562785, 10275342, 11168850, 11676525, 12232550, 17125570, 18348825, 23353050, 25688355, 36697650, 42813925, 51376710, 85627850, 128441775, 256883550]

約数ペア:

[(1, 256883550), (2, 128441775), (3, 85627850), (5, 51376710), (6, 42813925), (7, 36697650), (10, 25688355), (11, 23353050), (14, 18348825), (15, 17125570), (21, 12232550), (22, 11676525), (23, 11168850), (25, 10275342), (30, 8562785), (33, 7784350), (35, 7339530), (42, 6116275), (46, 5584425), (50, 5137671), (55, 4670610), (66, 3892175), (69, 3722950), (70, 3669765), (75, 3425114), (77, 3336150), (105, 2446510), (110, 2335305), (115, 2233770), (138, 1861475), (150, 1712557), (154, 1668075), (161, 1595550), (165, 1556870), (175, 1467906), (210, 1223255), (230, 1116885), (231, 1112050), (253, 1015350), (275, 934122), (322, 797775), (330, 778435), (345, 744590), (350, 733953), (385, 667230), (462, 556025), (483, 531850), (506, 507675), (525, 489302), (550, 467061), (575, 446754), (690, 372295), (759, 338450), (770, 333615), (805, 319110), (825, 311374), (966, 265925), (967, 265650), (1050, 244651), (1150, 223377), (1155, 222410), (1265, 203070), (1518, 169225), (1610, 159555), (1650, 155687), (1725, 148918), (1771, 145050), (1925, 133446), (1934, 132825), (2310, 111205), (2415, 106370), (2530, 101535), (2901, 88550), (3450, 74459), (3542, 72525), (3795, 67690), (3850, 66723), (4025, 63822), (4830, 53185), (4835, 53130), (5313, 48350), (5775, 44482), (5802, 44275), (6325, 40614), (6769, 37950), (7590, 33845), (8050, 31911), (8855, 29010), (9670, 26565), (10626, 24175), (10637, 24150), (11550, 22241), (12075, 21274), (12650, 20307), (13538, 18975), (14505, 17710)]