218945496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 686568960

約数和(自身を除く): 467623464

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 257, 264, 308, 461, 462, 514, 616, 771, 922, 924, 1028, 1383, 1542, 1799, 1844, 1848, 2056, 2766, 2827, 3084, 3227, 3598, 3688, 5071, 5397, 5532, 5654, 6168, 6454, 7196, 8481, 9681, 10142, 10794, 11064, 11308, 12908, 14392, 15213, 16962, 19362, 19789, 20284, 21588, 22616, 25816, 30426, 33924, 35497, 38724, 39578, 40568, 43176, 59367, 60852, 67848, 70994, 77448, 79156, 106491, 118477, 118734, 121704, 141988, 158312, 212982, 236954, 237468, 283976, 355431, 425964, 473908, 474936, 710862, 829339, 851928, 947816, 1303247, 1421724, 1658678, 2488017, 2606494, 2843448, 3317356, 3909741, 4976034, 5212988, 6634712, 7819482, 9122729, 9952068, 10425976, 15638964, 18245458, 19904136, 27368187, 31277928, 36490916, 54736374, 72981832, 109472748, 218945496]

約数ペア:

[(1, 218945496), (2, 109472748), (3, 72981832), (4, 54736374), (6, 36490916), (7, 31277928), (8, 27368187), (11, 19904136), (12, 18245458), (14, 15638964), (21, 10425976), (22, 9952068), (24, 9122729), (28, 7819482), (33, 6634712), (42, 5212988), (44, 4976034), (56, 3909741), (66, 3317356), (77, 2843448), (84, 2606494), (88, 2488017), (132, 1658678), (154, 1421724), (168, 1303247), (231, 947816), (257, 851928), (264, 829339), (308, 710862), (461, 474936), (462, 473908), (514, 425964), (616, 355431), (771, 283976), (922, 237468), (924, 236954), (1028, 212982), (1383, 158312), (1542, 141988), (1799, 121704), (1844, 118734), (1848, 118477), (2056, 106491), (2766, 79156), (2827, 77448), (3084, 70994), (3227, 67848), (3598, 60852), (3688, 59367), (5071, 43176), (5397, 40568), (5532, 39578), (5654, 38724), (6168, 35497), (6454, 33924), (7196, 30426), (8481, 25816), (9681, 22616), (10142, 21588), (10794, 20284), (11064, 19789), (11308, 19362), (12908, 16962), (14392, 15213)]