181386660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 192

約数和(自身を含む): 632217600

約数和(自身を除く): 450830940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 139, 140, 156, 182, 195, 210, 239, 260, 273, 278, 364, 390, 417, 420, 455, 478, 546, 556, 695, 717, 780, 834, 910, 956, 973, 1092, 1195, 1365, 1390, 1434, 1668, 1673, 1807, 1820, 1946, 2085, 2390, 2730, 2780, 2868, 2919, 3107, 3346, 3585, 3614, 3892, 4170, 4780, 4865, 5019, 5421, 5460, 5838, 6214, 6692, 7170, 7228, 8340, 8365, 9035, 9321, 9730, 10038, 10842, 11676, 12428, 12649, 14340, 14595, 15535, 16730, 18070, 18642, 19460, 20076, 21684, 21749, 25095, 25298, 27105, 29190, 31070, 33221, 33460, 36140, 37284, 37947, 43498, 46605, 50190, 50596, 54210, 58380, 62140, 63245, 65247, 66442, 75894, 86996, 93210, 99663, 100380, 108420, 108745, 126490, 130494, 132884, 151788, 166105, 186420, 189735, 199326, 217490, 232547, 252980, 260988, 326235, 332210, 379470, 398652, 431873, 434980, 465094, 498315, 652470, 664420, 697641, 758940, 863746, 930188, 996630, 1162735, 1295619, 1304940, 1395282, 1727492, 1993260, 2159365, 2325470, 2591238, 2790564, 3023111, 3488205, 4318730, 4650940, 5182476, 6046222, 6478095, 6976410, 8637460, 9069333, 12092444, 12956190, 13952820, 15115555, 18138666, 25912380, 30231110, 36277332, 45346665, 60462220, 90693330, 181386660]

約数ペア:

[(1, 181386660), (2, 90693330), (3, 60462220), (4, 45346665), (5, 36277332), (6, 30231110), (7, 25912380), (10, 18138666), (12, 15115555), (13, 13952820), (14, 12956190), (15, 12092444), (20, 9069333), (21, 8637460), (26, 6976410), (28, 6478095), (30, 6046222), (35, 5182476), (39, 4650940), (42, 4318730), (52, 3488205), (60, 3023111), (65, 2790564), (70, 2591238), (78, 2325470), (84, 2159365), (91, 1993260), (105, 1727492), (130, 1395282), (139, 1304940), (140, 1295619), (156, 1162735), (182, 996630), (195, 930188), (210, 863746), (239, 758940), (260, 697641), (273, 664420), (278, 652470), (364, 498315), (390, 465094), (417, 434980), (420, 431873), (455, 398652), (478, 379470), (546, 332210), (556, 326235), (695, 260988), (717, 252980), (780, 232547), (834, 217490), (910, 199326), (956, 189735), (973, 186420), (1092, 166105), (1195, 151788), (1365, 132884), (1390, 130494), (1434, 126490), (1668, 108745), (1673, 108420), (1807, 100380), (1820, 99663), (1946, 93210), (2085, 86996), (2390, 75894), (2730, 66442), (2780, 65247), (2868, 63245), (2919, 62140), (3107, 58380), (3346, 54210), (3585, 50596), (3614, 50190), (3892, 46605), (4170, 43498), (4780, 37947), (4865, 37284), (5019, 36140), (5421, 33460), (5460, 33221), (5838, 31070), (6214, 29190), (6692, 27105), (7170, 25298), (7228, 25095), (8340, 21749), (8365, 21684), (9035, 20076), (9321, 19460), (9730, 18642), (10038, 18070), (10842, 16730), (11676, 15535), (12428, 14595), (12649, 14340)]