399559272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 1173258240

約数和(自身を除く): 773698968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 127, 168, 183, 244, 254, 307, 366, 381, 427, 488, 508, 614, 732, 762, 854, 889, 921, 1016, 1228, 1281, 1464, 1524, 1708, 1778, 1842, 2149, 2456, 2562, 2667, 3048, 3416, 3556, 3684, 4298, 5124, 5334, 6447, 7112, 7368, 7747, 8596, 10248, 10668, 12894, 15494, 17192, 18727, 21336, 23241, 25788, 30988, 37454, 38989, 46482, 51576, 54229, 56181, 61976, 74908, 77978, 92964, 108458, 112362, 116967, 131089, 149816, 155956, 162687, 185928, 216916, 224724, 233934, 262178, 272923, 311912, 325374, 393267, 433832, 449448, 467868, 524356, 545846, 650748, 786534, 818769, 935736, 1048712, 1091692, 1301496, 1573068, 1637538, 2183384, 2378329, 3146136, 3275076, 4756658, 6550152, 7134987, 9513316, 14269974, 16648303, 19026632, 28539948, 33296606, 49944909, 57079896, 66593212, 99889818, 133186424, 199779636, 399559272]

約数ペア:

[(1, 399559272), (2, 199779636), (3, 133186424), (4, 99889818), (6, 66593212), (7, 57079896), (8, 49944909), (12, 33296606), (14, 28539948), (21, 19026632), (24, 16648303), (28, 14269974), (42, 9513316), (56, 7134987), (61, 6550152), (84, 4756658), (122, 3275076), (127, 3146136), (168, 2378329), (183, 2183384), (244, 1637538), (254, 1573068), (307, 1301496), (366, 1091692), (381, 1048712), (427, 935736), (488, 818769), (508, 786534), (614, 650748), (732, 545846), (762, 524356), (854, 467868), (889, 449448), (921, 433832), (1016, 393267), (1228, 325374), (1281, 311912), (1464, 272923), (1524, 262178), (1708, 233934), (1778, 224724), (1842, 216916), (2149, 185928), (2456, 162687), (2562, 155956), (2667, 149816), (3048, 131089), (3416, 116967), (3556, 112362), (3684, 108458), (4298, 92964), (5124, 77978), (5334, 74908), (6447, 61976), (7112, 56181), (7368, 54229), (7747, 51576), (8596, 46482), (10248, 38989), (10668, 37454), (12894, 30988), (15494, 25788), (17192, 23241), (18727, 21336)]