256856688

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1163

約数の個数: 120

約数和(自身を含む): 789699456

約数和(自身を除く): 532842768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 167, 176, 198, 264, 334, 396, 501, 528, 668, 792, 971, 1002, 1336, 1503, 1584, 1837, 1942, 2004, 2672, 2913, 3006, 3674, 3884, 4008, 5511, 5826, 6012, 7348, 7768, 8016, 8739, 10681, 11022, 11652, 12024, 14696, 15536, 16533, 17478, 21362, 22044, 23304, 24048, 29392, 32043, 33066, 34956, 42724, 44088, 46608, 64086, 66132, 69912, 85448, 88176, 96129, 128172, 132264, 139824, 162157, 170896, 192258, 256344, 264528, 324314, 384516, 486471, 512688, 648628, 769032, 972942, 1297256, 1459413, 1538064, 1783727, 1945884, 2594512, 2918826, 3567454, 3891768, 5351181, 5837652, 7134908, 7783536, 10702362, 11675304, 14269816, 16053543, 21404724, 23350608, 28539632, 32107086, 42809448, 64214172, 85618896, 128428344, 256856688]

約数ペア:

[(1, 256856688), (2, 128428344), (3, 85618896), (4, 64214172), (6, 42809448), (8, 32107086), (9, 28539632), (11, 23350608), (12, 21404724), (16, 16053543), (18, 14269816), (22, 11675304), (24, 10702362), (33, 7783536), (36, 7134908), (44, 5837652), (48, 5351181), (66, 3891768), (72, 3567454), (88, 2918826), (99, 2594512), (132, 1945884), (144, 1783727), (167, 1538064), (176, 1459413), (198, 1297256), (264, 972942), (334, 769032), (396, 648628), (501, 512688), (528, 486471), (668, 384516), (792, 324314), (971, 264528), (1002, 256344), (1336, 192258), (1503, 170896), (1584, 162157), (1837, 139824), (1942, 132264), (2004, 128172), (2672, 96129), (2913, 88176), (3006, 85448), (3674, 69912), (3884, 66132), (4008, 64086), (5511, 46608), (5826, 44088), (6012, 42724), (7348, 34956), (7768, 33066), (8016, 32043), (8739, 29392), (10681, 24048), (11022, 23304), (11652, 22044), (12024, 21362), (14696, 17478), (15536, 16533)]