78678288

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 246911652

約数和(自身を除く): 168233364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 61, 72, 78, 104, 106, 117, 122, 144, 156, 159, 169, 183, 208, 212, 234, 244, 312, 318, 338, 366, 424, 468, 477, 488, 507, 549, 624, 636, 676, 689, 732, 793, 848, 936, 954, 976, 1014, 1098, 1272, 1352, 1378, 1464, 1521, 1586, 1872, 1908, 2028, 2067, 2196, 2379, 2544, 2704, 2756, 2928, 3042, 3172, 3233, 3816, 4056, 4134, 4392, 4758, 5512, 6084, 6201, 6344, 6466, 7137, 7632, 8112, 8268, 8784, 8957, 9516, 9699, 10309, 11024, 12168, 12402, 12688, 12932, 14274, 16536, 17914, 19032, 19398, 20618, 24336, 24804, 25864, 26871, 28548, 29097, 30927, 33072, 35828, 38064, 38796, 41236, 42029, 49608, 51728, 53742, 57096, 58194, 61854, 71656, 77592, 80613, 82472, 84058, 92781, 99216, 107484, 114192, 116388, 123708, 126087, 143312, 155184, 161226, 164944, 168116, 185562, 214968, 232776, 247416, 252174, 322452, 336232, 371124, 378261, 429936, 465552, 494832, 504348, 546377, 644904, 672464, 742248, 756522, 1008696, 1092754, 1289808, 1484496, 1513044, 1639131, 2017392, 2185508, 3026088, 3278262, 4371016, 4917393, 6052176, 6556524, 8742032, 9834786, 13113048, 19669572, 26226096, 39339144, 78678288]

約数ペア:

[(1, 78678288), (2, 39339144), (3, 26226096), (4, 19669572), (6, 13113048), (8, 9834786), (9, 8742032), (12, 6556524), (13, 6052176), (16, 4917393), (18, 4371016), (24, 3278262), (26, 3026088), (36, 2185508), (39, 2017392), (48, 1639131), (52, 1513044), (53, 1484496), (61, 1289808), (72, 1092754), (78, 1008696), (104, 756522), (106, 742248), (117, 672464), (122, 644904), (144, 546377), (156, 504348), (159, 494832), (169, 465552), (183, 429936), (208, 378261), (212, 371124), (234, 336232), (244, 322452), (312, 252174), (318, 247416), (338, 232776), (366, 214968), (424, 185562), (468, 168116), (477, 164944), (488, 161226), (507, 155184), (549, 143312), (624, 126087), (636, 123708), (676, 116388), (689, 114192), (732, 107484), (793, 99216), (848, 92781), (936, 84058), (954, 82472), (976, 80613), (1014, 77592), (1098, 71656), (1272, 61854), (1352, 58194), (1378, 57096), (1464, 53742), (1521, 51728), (1586, 49608), (1872, 42029), (1908, 41236), (2028, 38796), (2067, 38064), (2196, 35828), (2379, 33072), (2544, 30927), (2704, 29097), (2756, 28548), (2928, 26871), (3042, 25864), (3172, 24804), (3233, 24336), (3816, 20618), (4056, 19398), (4134, 19032), (4392, 17914), (4758, 16536), (5512, 14274), (6084, 12932), (6201, 12688), (6344, 12402), (6466, 12168), (7137, 11024), (7632, 10309), (8112, 9699), (8268, 9516), (8784, 8957)]