221447978288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{135173}}^1$

素因数の和:135534

約数の個数: 80

約数和(自身を含む): 479716305120

約数和(自身を除く): 258268326832

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 317, 323, 634, 646, 1268, 1292, 2536, 2584, 5072, 5168, 5389, 6023, 10778, 12046, 21556, 24092, 43112, 48184, 86224, 96368, 102391, 135173, 204782, 270346, 409564, 540692, 819128, 1081384, 1638256, 2162768, 2297941, 2568287, 4595882, 5136574, 9191764, 10273148, 18383528, 20546296, 36767056, 41092592, 42849841, 43660879, 85699682, 87321758, 171399364, 174643516, 342798728, 349287032, 685597456, 698574064, 728447297, 814146979, 1456894594, 1628293958, 2913789188, 3256587916, 5827578376, 6513175832, 11655156752, 13026351664, 13840498643, 27680997286, 55361994572, 110723989144, 221447978288]

約数ペア:

[(1, 221447978288), (2, 110723989144), (4, 55361994572), (8, 27680997286), (16, 13840498643), (17, 13026351664), (19, 11655156752), (34, 6513175832), (38, 5827578376), (68, 3256587916), (76, 2913789188), (136, 1628293958), (152, 1456894594), (272, 814146979), (304, 728447297), (317, 698574064), (323, 685597456), (634, 349287032), (646, 342798728), (1268, 174643516), (1292, 171399364), (2536, 87321758), (2584, 85699682), (5072, 43660879), (5168, 42849841), (5389, 41092592), (6023, 36767056), (10778, 20546296), (12046, 18383528), (21556, 10273148), (24092, 9191764), (43112, 5136574), (48184, 4595882), (86224, 2568287), (96368, 2297941), (102391, 2162768), (135173, 1638256), (204782, 1081384), (270346, 819128), (409564, 540692)]