261730854

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 144

約数和(自身を含む): 734657040

約数和(自身を除く): 472926186

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 53, 63, 66, 77, 98, 99, 106, 126, 147, 154, 159, 198, 231, 294, 318, 371, 441, 462, 477, 509, 539, 583, 693, 742, 882, 954, 1018, 1078, 1113, 1166, 1386, 1527, 1617, 1749, 2226, 2597, 3054, 3234, 3339, 3498, 3563, 4081, 4581, 4851, 5194, 5247, 5599, 6678, 7126, 7791, 8162, 9162, 9702, 10494, 10689, 11198, 12243, 15582, 16797, 21378, 23373, 24486, 24941, 26977, 28567, 32067, 33594, 36729, 39193, 46746, 49882, 50391, 53954, 57134, 64134, 73458, 74823, 78386, 80931, 85701, 100782, 117579, 149646, 161862, 171402, 188839, 224469, 235158, 242793, 257103, 274351, 296747, 352737, 377678, 448938, 485586, 514206, 548702, 566517, 593494, 705474, 823053, 890241, 1133034, 1321873, 1646106, 1699551, 1780482, 2077229, 2469159, 2643746, 2670723, 3399102, 3965619, 4154458, 4938318, 5341446, 6231687, 7931238, 11896857, 12463374, 14540603, 18695061, 23793714, 29081206, 37390122, 43621809, 87243618, 130865427, 261730854]

約数ペア:

[(1, 261730854), (2, 130865427), (3, 87243618), (6, 43621809), (7, 37390122), (9, 29081206), (11, 23793714), (14, 18695061), (18, 14540603), (21, 12463374), (22, 11896857), (33, 7931238), (42, 6231687), (49, 5341446), (53, 4938318), (63, 4154458), (66, 3965619), (77, 3399102), (98, 2670723), (99, 2643746), (106, 2469159), (126, 2077229), (147, 1780482), (154, 1699551), (159, 1646106), (198, 1321873), (231, 1133034), (294, 890241), (318, 823053), (371, 705474), (441, 593494), (462, 566517), (477, 548702), (509, 514206), (539, 485586), (583, 448938), (693, 377678), (742, 352737), (882, 296747), (954, 274351), (1018, 257103), (1078, 242793), (1113, 235158), (1166, 224469), (1386, 188839), (1527, 171402), (1617, 161862), (1749, 149646), (2226, 117579), (2597, 100782), (3054, 85701), (3234, 80931), (3339, 78386), (3498, 74823), (3563, 73458), (4081, 64134), (4581, 57134), (4851, 53954), (5194, 50391), (5247, 49882), (5599, 46746), (6678, 39193), (7126, 36729), (7791, 33594), (8162, 32067), (9162, 28567), (9702, 26977), (10494, 24941), (10689, 24486), (11198, 23373), (12243, 21378), (15582, 16797)]