203766255

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 464375808

約数和(自身を除く): 260609553

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 31, 33, 35, 45, 49, 55, 63, 77, 93, 99, 105, 147, 155, 165, 217, 231, 245, 271, 279, 315, 341, 385, 441, 465, 495, 539, 651, 693, 735, 813, 1023, 1085, 1155, 1355, 1395, 1519, 1617, 1705, 1897, 1953, 2205, 2387, 2439, 2695, 2981, 3069, 3255, 3465, 4065, 4557, 4851, 5115, 5691, 7161, 7595, 8085, 8401, 8943, 9485, 9765, 11935, 12195, 13279, 13671, 14905, 15345, 16709, 17073, 20867, 21483, 22785, 24255, 25203, 26829, 28455, 35805, 39837, 42005, 44715, 50127, 58807, 62601, 66395, 68355, 75609, 83545, 85365, 92411, 104335, 107415, 119511, 126015, 134145, 146069, 150381, 176421, 187803, 199185, 250635, 277233, 294035, 313005, 378045, 411649, 438207, 462055, 529263, 597555, 646877, 730345, 751905, 831699, 882105, 939015, 1234947, 1314621, 1386165, 1940631, 2058245, 2191035, 2646315, 3234385, 3704841, 4158495, 4528139, 5821893, 6174735, 6573105, 9703155, 13584417, 18524205, 22640695, 29109465, 40753251, 67922085, 203766255]

約数ペア:

[(1, 203766255), (3, 67922085), (5, 40753251), (7, 29109465), (9, 22640695), (11, 18524205), (15, 13584417), (21, 9703155), (31, 6573105), (33, 6174735), (35, 5821893), (45, 4528139), (49, 4158495), (55, 3704841), (63, 3234385), (77, 2646315), (93, 2191035), (99, 2058245), (105, 1940631), (147, 1386165), (155, 1314621), (165, 1234947), (217, 939015), (231, 882105), (245, 831699), (271, 751905), (279, 730345), (315, 646877), (341, 597555), (385, 529263), (441, 462055), (465, 438207), (495, 411649), (539, 378045), (651, 313005), (693, 294035), (735, 277233), (813, 250635), (1023, 199185), (1085, 187803), (1155, 176421), (1355, 150381), (1395, 146069), (1519, 134145), (1617, 126015), (1705, 119511), (1897, 107415), (1953, 104335), (2205, 92411), (2387, 85365), (2439, 83545), (2695, 75609), (2981, 68355), (3069, 66395), (3255, 62601), (3465, 58807), (4065, 50127), (4557, 44715), (4851, 42005), (5115, 39837), (5691, 35805), (7161, 28455), (7595, 26829), (8085, 25203), (8401, 24255), (8943, 22785), (9485, 21483), (9765, 20867), (11935, 17073), (12195, 16709), (13279, 15345), (13671, 14905)]