218308944

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21008

約数の個数: 80

約数和(自身を含む): 665354240

約数和(自身を除く): 447045296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20959, 41918, 62877, 83836, 125754, 146713, 167672, 251508, 293426, 335344, 440139, 503016, 586852, 649729, 880278, 1006032, 1173704, 1299458, 1760556, 1949187, 2347408, 2598916, 3521112, 3898374, 4548103, 5197832, 7042224, 7796748, 9096206, 10395664, 13644309, 15593496, 18192412, 27288618, 31186992, 36384824, 54577236, 72769648, 109154472, 218308944]

約数ペア:

[(1, 218308944), (2, 109154472), (3, 72769648), (4, 54577236), (6, 36384824), (7, 31186992), (8, 27288618), (12, 18192412), (14, 15593496), (16, 13644309), (21, 10395664), (24, 9096206), (28, 7796748), (31, 7042224), (42, 5197832), (48, 4548103), (56, 3898374), (62, 3521112), (84, 2598916), (93, 2347408), (112, 1949187), (124, 1760556), (168, 1299458), (186, 1173704), (217, 1006032), (248, 880278), (336, 649729), (372, 586852), (434, 503016), (496, 440139), (651, 335344), (744, 293426), (868, 251508), (1302, 167672), (1488, 146713), (1736, 125754), (2604, 83836), (3472, 62877), (5208, 41918), (10416, 20959)]