128843085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 144872115

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 29, 35, 51, 57, 85, 87, 95, 105, 119, 131, 133, 145, 203, 255, 285, 323, 357, 393, 399, 435, 493, 551, 595, 609, 655, 665, 917, 969, 1015, 1479, 1615, 1653, 1785, 1965, 1995, 2227, 2261, 2465, 2489, 2751, 2755, 3045, 3451, 3799, 3857, 4585, 4845, 6681, 6783, 7395, 7467, 8265, 9367, 10353, 11135, 11305, 11397, 11571, 12445, 13755, 15589, 17255, 17423, 18995, 19285, 26593, 28101, 33405, 33915, 37335, 42313, 46767, 46835, 51765, 52269, 56985, 57855, 64583, 65569, 72181, 77945, 79779, 87115, 126939, 132965, 140505, 193749, 196707, 211565, 216543, 233835, 261345, 296191, 322915, 327845, 360905, 398895, 452081, 505267, 634695, 888573, 968745, 983535, 1082715, 1227077, 1356243, 1480955, 1515801, 2260405, 2526335, 3681231, 4442865, 6135385, 6781215, 7579005, 8589539, 18406155, 25768617, 42947695, 128843085]

約数ペア:

[(1, 128843085), (3, 42947695), (5, 25768617), (7, 18406155), (15, 8589539), (17, 7579005), (19, 6781215), (21, 6135385), (29, 4442865), (35, 3681231), (51, 2526335), (57, 2260405), (85, 1515801), (87, 1480955), (95, 1356243), (105, 1227077), (119, 1082715), (131, 983535), (133, 968745), (145, 888573), (203, 634695), (255, 505267), (285, 452081), (323, 398895), (357, 360905), (393, 327845), (399, 322915), (435, 296191), (493, 261345), (551, 233835), (595, 216543), (609, 211565), (655, 196707), (665, 193749), (917, 140505), (969, 132965), (1015, 126939), (1479, 87115), (1615, 79779), (1653, 77945), (1785, 72181), (1965, 65569), (1995, 64583), (2227, 57855), (2261, 56985), (2465, 52269), (2489, 51765), (2751, 46835), (2755, 46767), (3045, 42313), (3451, 37335), (3799, 33915), (3857, 33405), (4585, 28101), (4845, 26593), (6681, 19285), (6783, 18995), (7395, 17423), (7467, 17255), (8265, 15589), (9367, 13755), (10353, 12445), (11135, 11571), (11305, 11397)]