209728764

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 240

約数和(自身を含む): 685189120

約数和(自身を除く): 475460356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 31, 36, 38, 42, 54, 57, 62, 63, 76, 81, 84, 93, 108, 114, 124, 126, 133, 157, 162, 171, 186, 189, 217, 228, 252, 266, 279, 314, 324, 342, 372, 378, 399, 434, 471, 513, 532, 558, 567, 589, 628, 651, 684, 756, 798, 837, 868, 942, 1026, 1099, 1116, 1134, 1178, 1197, 1302, 1413, 1539, 1596, 1674, 1767, 1884, 1953, 2052, 2198, 2268, 2356, 2394, 2511, 2604, 2826, 2983, 3078, 3297, 3348, 3534, 3591, 3906, 4123, 4239, 4396, 4788, 4867, 5022, 5301, 5652, 5859, 5966, 6156, 6594, 7068, 7182, 7812, 8246, 8478, 8949, 9734, 9891, 10044, 10602, 10773, 11718, 11932, 12369, 12717, 13188, 14364, 14601, 15903, 16492, 16956, 17577, 17898, 19468, 19782, 20881, 21204, 21546, 23436, 24738, 25434, 26847, 29202, 29673, 31806, 34069, 35154, 35796, 37107, 39564, 41762, 43092, 43803, 47709, 49476, 50868, 53694, 58404, 59346, 62643, 63612, 68138, 70308, 74214, 80541, 83524, 87606, 89019, 92473, 95418, 102207, 107388, 111321, 118692, 125286, 131409, 136276, 148428, 161082, 175212, 178038, 184946, 187929, 190836, 204414, 222642, 241623, 250572, 262818, 277419, 306621, 322164, 333963, 356076, 369892, 375858, 394227, 408828, 445284, 483246, 525636, 554838, 563787, 613242, 647311, 667926, 751716, 788454, 832257, 919863, 966492, 1109676, 1127574, 1226484, 1294622, 1335852, 1576908, 1664514, 1691361, 1839726, 1941933, 2255148, 2496771, 2589244, 2759589, 3329028, 3382722, 3679452, 3883866, 4993542, 5519178, 5825799, 6765444, 7490313, 7767732, 9987084, 11038356, 11651598, 14980626, 17477397, 23303196, 29961252, 34954794, 52432191, 69909588, 104864382, 209728764]

約数ペア:

[(1, 209728764), (2, 104864382), (3, 69909588), (4, 52432191), (6, 34954794), (7, 29961252), (9, 23303196), (12, 17477397), (14, 14980626), (18, 11651598), (19, 11038356), (21, 9987084), (27, 7767732), (28, 7490313), (31, 6765444), (36, 5825799), (38, 5519178), (42, 4993542), (54, 3883866), (57, 3679452), (62, 3382722), (63, 3329028), (76, 2759589), (81, 2589244), (84, 2496771), (93, 2255148), (108, 1941933), (114, 1839726), (124, 1691361), (126, 1664514), (133, 1576908), (157, 1335852), (162, 1294622), (171, 1226484), (186, 1127574), (189, 1109676), (217, 966492), (228, 919863), (252, 832257), (266, 788454), (279, 751716), (314, 667926), (324, 647311), (342, 613242), (372, 563787), (378, 554838), (399, 525636), (434, 483246), (471, 445284), (513, 408828), (532, 394227), (558, 375858), (567, 369892), (589, 356076), (628, 333963), (651, 322164), (684, 306621), (756, 277419), (798, 262818), (837, 250572), (868, 241623), (942, 222642), (1026, 204414), (1099, 190836), (1116, 187929), (1134, 184946), (1178, 178038), (1197, 175212), (1302, 161082), (1413, 148428), (1539, 136276), (1596, 131409), (1674, 125286), (1767, 118692), (1884, 111321), (1953, 107388), (2052, 102207), (2198, 95418), (2268, 92473), (2356, 89019), (2394, 87606), (2511, 83524), (2604, 80541), (2826, 74214), (2983, 70308), (3078, 68138), (3297, 63612), (3348, 62643), (3534, 59346), (3591, 58404), (3906, 53694), (4123, 50868), (4239, 49476), (4396, 47709), (4788, 43803), (4867, 43092), (5022, 41762), (5301, 39564), (5652, 37107), (5859, 35796), (5966, 35154), (6156, 34069), (6594, 31806), (7068, 29673), (7182, 29202), (7812, 26847), (8246, 25434), (8478, 24738), (8949, 23436), (9734, 21546), (9891, 21204), (10044, 20881), (10602, 19782), (10773, 19468), (11718, 17898), (11932, 17577), (12369, 16956), (12717, 16492), (13188, 15903), (14364, 14601)]