220004512

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 557438112

約数和(自身を除く): 337433600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 49, 52, 56, 86, 91, 98, 104, 112, 172, 182, 196, 208, 224, 251, 301, 344, 364, 392, 416, 502, 559, 602, 637, 688, 728, 784, 1004, 1118, 1204, 1274, 1376, 1456, 1568, 1757, 2008, 2107, 2236, 2408, 2548, 2912, 3263, 3514, 3913, 4016, 4214, 4472, 4816, 5096, 6526, 7028, 7826, 8032, 8428, 8944, 9632, 10192, 10793, 12299, 13052, 14056, 15652, 16856, 17888, 20384, 21586, 22841, 24598, 26104, 27391, 28112, 31304, 33712, 43172, 45682, 49196, 52208, 54782, 56224, 62608, 67424, 75551, 86344, 91364, 98392, 104416, 109564, 125216, 140309, 151102, 159887, 172688, 182728, 196784, 219128, 280618, 302204, 319774, 345376, 365456, 393568, 438256, 528857, 561236, 604408, 639548, 730912, 876512, 982163, 1057714, 1122472, 1208816, 1279096, 1964326, 2115428, 2244944, 2417632, 2558192, 3928652, 4230856, 4489888, 5116384, 6875141, 7857304, 8461712, 13750282, 15714608, 16923424, 27500564, 31429216, 55001128, 110002256, 220004512]

約数ペア:

[(1, 220004512), (2, 110002256), (4, 55001128), (7, 31429216), (8, 27500564), (13, 16923424), (14, 15714608), (16, 13750282), (26, 8461712), (28, 7857304), (32, 6875141), (43, 5116384), (49, 4489888), (52, 4230856), (56, 3928652), (86, 2558192), (91, 2417632), (98, 2244944), (104, 2115428), (112, 1964326), (172, 1279096), (182, 1208816), (196, 1122472), (208, 1057714), (224, 982163), (251, 876512), (301, 730912), (344, 639548), (364, 604408), (392, 561236), (416, 528857), (502, 438256), (559, 393568), (602, 365456), (637, 345376), (688, 319774), (728, 302204), (784, 280618), (1004, 219128), (1118, 196784), (1204, 182728), (1274, 172688), (1376, 159887), (1456, 151102), (1568, 140309), (1757, 125216), (2008, 109564), (2107, 104416), (2236, 98392), (2408, 91364), (2548, 86344), (2912, 75551), (3263, 67424), (3514, 62608), (3913, 56224), (4016, 54782), (4214, 52208), (4472, 49196), (4816, 45682), (5096, 43172), (6526, 33712), (7028, 31304), (7826, 28112), (8032, 27391), (8428, 26104), (8944, 24598), (9632, 22841), (10192, 21586), (10793, 20384), (12299, 17888), (13052, 16856), (14056, 15652)]