221906688

素因数分解:

$2^8\times 3^1\times {\mathrm{113}}^1\times {\mathrm{2557}}^1$

素因数の和:2689

約数の個数: 72

約数和(自身を含む): 596054928

約数和(自身を除く): 374148240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 256, 339, 384, 452, 678, 768, 904, 1356, 1808, 2557, 2712, 3616, 5114, 5424, 7232, 7671, 10228, 10848, 14464, 15342, 20456, 21696, 28928, 30684, 40912, 43392, 61368, 81824, 86784, 122736, 163648, 245472, 288941, 327296, 490944, 577882, 654592, 866823, 981888, 1155764, 1733646, 1963776, 2311528, 3467292, 4623056, 6934584, 9246112, 13869168, 18492224, 27738336, 36984448, 55476672, 73968896, 110953344, 221906688]

約数ペア:

[(1, 221906688), (2, 110953344), (3, 73968896), (4, 55476672), (6, 36984448), (8, 27738336), (12, 18492224), (16, 13869168), (24, 9246112), (32, 6934584), (48, 4623056), (64, 3467292), (96, 2311528), (113, 1963776), (128, 1733646), (192, 1155764), (226, 981888), (256, 866823), (339, 654592), (384, 577882), (452, 490944), (678, 327296), (768, 288941), (904, 245472), (1356, 163648), (1808, 122736), (2557, 86784), (2712, 81824), (3616, 61368), (5114, 43392), (5424, 40912), (7232, 30684), (7671, 28928), (10228, 21696), (10848, 20456), (14464, 15342)]