128618256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 378864640

約数和(自身を除く): 250246384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 61, 62, 78, 93, 104, 109, 122, 124, 156, 183, 186, 208, 218, 244, 248, 312, 327, 366, 372, 403, 436, 488, 496, 624, 654, 732, 744, 793, 806, 872, 976, 1209, 1308, 1417, 1464, 1488, 1586, 1612, 1744, 1891, 2379, 2418, 2616, 2834, 2928, 3172, 3224, 3379, 3782, 4251, 4758, 4836, 5232, 5668, 5673, 6344, 6448, 6649, 6758, 7564, 8502, 9516, 9672, 10137, 11336, 11346, 12688, 13298, 13516, 15128, 17004, 19032, 19344, 19947, 20274, 22672, 22692, 24583, 26596, 27032, 30256, 34008, 38064, 39894, 40548, 43927, 45384, 49166, 53192, 54064, 68016, 73749, 79788, 81096, 86437, 87854, 90768, 98332, 106384, 131781, 147498, 159576, 162192, 172874, 175708, 196664, 206119, 259311, 263562, 294996, 319152, 345748, 351416, 393328, 412238, 518622, 527124, 589992, 618357, 691496, 702832, 824476, 1037244, 1054248, 1179984, 1236714, 1382992, 1648952, 2074488, 2108496, 2473428, 2679547, 3297904, 4148976, 4946856, 5359094, 8038641, 9893712, 10718188, 16077282, 21436376, 32154564, 42872752, 64309128, 128618256]

約数ペア:

[(1, 128618256), (2, 64309128), (3, 42872752), (4, 32154564), (6, 21436376), (8, 16077282), (12, 10718188), (13, 9893712), (16, 8038641), (24, 5359094), (26, 4946856), (31, 4148976), (39, 3297904), (48, 2679547), (52, 2473428), (61, 2108496), (62, 2074488), (78, 1648952), (93, 1382992), (104, 1236714), (109, 1179984), (122, 1054248), (124, 1037244), (156, 824476), (183, 702832), (186, 691496), (208, 618357), (218, 589992), (244, 527124), (248, 518622), (312, 412238), (327, 393328), (366, 351416), (372, 345748), (403, 319152), (436, 294996), (488, 263562), (496, 259311), (624, 206119), (654, 196664), (732, 175708), (744, 172874), (793, 162192), (806, 159576), (872, 147498), (976, 131781), (1209, 106384), (1308, 98332), (1417, 90768), (1464, 87854), (1488, 86437), (1586, 81096), (1612, 79788), (1744, 73749), (1891, 68016), (2379, 54064), (2418, 53192), (2616, 49166), (2834, 45384), (2928, 43927), (3172, 40548), (3224, 39894), (3379, 38064), (3782, 34008), (4251, 30256), (4758, 27032), (4836, 26596), (5232, 24583), (5668, 22692), (5673, 22672), (6344, 20274), (6448, 19947), (6649, 19344), (6758, 19032), (7564, 17004), (8502, 15128), (9516, 13516), (9672, 13298), (10137, 12688), (11336, 11346)]