215336212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 519886080

約数和(自身を除く): 304549868

約数列:

[1, 2, 4, 7, 13, 14, 17, 23, 26, 28, 34, 46, 52, 68, 89, 91, 92, 119, 161, 178, 182, 221, 238, 289, 299, 322, 356, 364, 391, 442, 476, 578, 598, 623, 644, 782, 884, 1156, 1157, 1196, 1246, 1513, 1547, 1564, 2023, 2047, 2093, 2314, 2492, 2737, 3026, 3094, 3757, 4046, 4094, 4186, 4628, 5083, 5474, 6052, 6188, 6647, 7514, 8092, 8099, 8188, 8372, 10166, 10591, 10948, 13294, 14329, 15028, 16198, 19669, 20332, 21182, 25721, 26299, 26588, 26611, 28658, 32396, 34799, 35581, 39338, 42364, 46529, 51442, 52598, 53222, 57316, 69598, 71162, 78676, 86411, 93058, 102884, 105196, 106444, 137683, 139196, 142324, 172822, 180047, 186116, 186277, 243593, 275366, 334373, 345644, 360094, 372554, 452387, 487186, 550732, 591583, 604877, 668746, 720188, 745108, 904774, 974372, 1183166, 1209754, 1337492, 1809548, 2340611, 2366332, 2419508, 3166709, 4141081, 4681222, 6333418, 7690579, 8282162, 9362444, 12666836, 15381158, 16564324, 30762316, 53834053, 107668106, 215336212]

約数ペア:

[(1, 215336212), (2, 107668106), (4, 53834053), (7, 30762316), (13, 16564324), (14, 15381158), (17, 12666836), (23, 9362444), (26, 8282162), (28, 7690579), (34, 6333418), (46, 4681222), (52, 4141081), (68, 3166709), (89, 2419508), (91, 2366332), (92, 2340611), (119, 1809548), (161, 1337492), (178, 1209754), (182, 1183166), (221, 974372), (238, 904774), (289, 745108), (299, 720188), (322, 668746), (356, 604877), (364, 591583), (391, 550732), (442, 487186), (476, 452387), (578, 372554), (598, 360094), (623, 345644), (644, 334373), (782, 275366), (884, 243593), (1156, 186277), (1157, 186116), (1196, 180047), (1246, 172822), (1513, 142324), (1547, 139196), (1564, 137683), (2023, 106444), (2047, 105196), (2093, 102884), (2314, 93058), (2492, 86411), (2737, 78676), (3026, 71162), (3094, 69598), (3757, 57316), (4046, 53222), (4094, 52598), (4186, 51442), (4628, 46529), (5083, 42364), (5474, 39338), (6052, 35581), (6188, 34799), (6647, 32396), (7514, 28658), (8092, 26611), (8099, 26588), (8188, 26299), (8372, 25721), (10166, 21182), (10591, 20332), (10948, 19669), (13294, 16198), (14329, 15028)]