220154928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{655223}}^1$

素因数の和:655241

約数の個数: 40

約数和(自身を含む): 649982208

約数和(自身を除く): 429827280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 655223, 1310446, 1965669, 2620892, 3931338, 4586561, 5241784, 7862676, 9173122, 10483568, 13759683, 15725352, 18346244, 27519366, 31450704, 36692488, 55038732, 73384976, 110077464, 220154928]

約数ペア:

[(1, 220154928), (2, 110077464), (3, 73384976), (4, 55038732), (6, 36692488), (7, 31450704), (8, 27519366), (12, 18346244), (14, 15725352), (16, 13759683), (21, 10483568), (24, 9173122), (28, 7862676), (42, 5241784), (48, 4586561), (56, 3931338), (84, 2620892), (112, 1965669), (168, 1310446), (336, 655223)]