256017312

素因数分解:

$2^5\times 3^2\times {\mathrm{433}}^1\times {\mathrm{2053}}^1$

素因数の和:2502

約数の個数: 72

約数和(自身を含む): 730086084

約数和(自身を除く): 474068772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 433, 866, 1299, 1732, 2053, 2598, 3464, 3897, 4106, 5196, 6159, 6928, 7794, 8212, 10392, 12318, 13856, 15588, 16424, 18477, 20784, 24636, 31176, 32848, 36954, 41568, 49272, 62352, 65696, 73908, 98544, 124704, 147816, 197088, 295632, 591264, 888949, 1777898, 2666847, 3555796, 5333694, 7111592, 8000541, 10667388, 14223184, 16001082, 21334776, 28446368, 32002164, 42669552, 64004328, 85339104, 128008656, 256017312]

約数ペア:

[(1, 256017312), (2, 128008656), (3, 85339104), (4, 64004328), (6, 42669552), (8, 32002164), (9, 28446368), (12, 21334776), (16, 16001082), (18, 14223184), (24, 10667388), (32, 8000541), (36, 7111592), (48, 5333694), (72, 3555796), (96, 2666847), (144, 1777898), (288, 888949), (433, 591264), (866, 295632), (1299, 197088), (1732, 147816), (2053, 124704), (2598, 98544), (3464, 73908), (3897, 65696), (4106, 62352), (5196, 49272), (6159, 41568), (6928, 36954), (7794, 32848), (8212, 31176), (10392, 24636), (12318, 20784), (13856, 18477), (15588, 16424)]