427905280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30391}}^1$

素因数の和:30423

約数の個数: 72

約数和(自身を含む): 1118182464

約数和(自身を除く): 690277184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 30391, 60782, 121564, 151955, 243128, 303910, 334301, 486256, 607820, 668602, 972512, 1215640, 1337204, 1671505, 1945024, 2431280, 2674408, 3343010, 3890048, 4862560, 5348816, 6686020, 7780096, 9725120, 10697632, 13372040, 19450240, 21395264, 26744080, 38900480, 42790528, 53488160, 85581056, 106976320, 213952640, 427905280]

約数ペア:

[(1, 427905280), (2, 213952640), (4, 106976320), (5, 85581056), (8, 53488160), (10, 42790528), (11, 38900480), (16, 26744080), (20, 21395264), (22, 19450240), (32, 13372040), (40, 10697632), (44, 9725120), (55, 7780096), (64, 6686020), (80, 5348816), (88, 4862560), (110, 3890048), (128, 3343010), (160, 2674408), (176, 2431280), (220, 1945024), (256, 1671505), (320, 1337204), (352, 1215640), (440, 972512), (640, 668602), (704, 607820), (880, 486256), (1280, 334301), (1408, 303910), (1760, 243128), (2816, 151955), (3520, 121564), (7040, 60782), (14080, 30391)]