180861440

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 466684416

約数和(自身を除く): 285822976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 53, 62, 64, 80, 86, 106, 124, 128, 155, 160, 172, 212, 215, 248, 256, 265, 310, 320, 344, 424, 430, 496, 512, 530, 620, 640, 688, 848, 860, 992, 1060, 1240, 1280, 1333, 1376, 1643, 1696, 1720, 1984, 2120, 2279, 2480, 2560, 2666, 2752, 3286, 3392, 3440, 3968, 4240, 4558, 4960, 5332, 5504, 6572, 6665, 6784, 6880, 7936, 8215, 8480, 9116, 9920, 10664, 11008, 11395, 13144, 13330, 13568, 13760, 15872, 16430, 16960, 18232, 19840, 21328, 22016, 22790, 26288, 26660, 27136, 27520, 32860, 33920, 36464, 39680, 42656, 45580, 52576, 53320, 55040, 65720, 67840, 70649, 72928, 79360, 85312, 91160, 105152, 106640, 110080, 131440, 135680, 141298, 145856, 170624, 182320, 210304, 213280, 262880, 282596, 291712, 341248, 353245, 364640, 420608, 426560, 525760, 565192, 583424, 682496, 706490, 729280, 841216, 853120, 1051520, 1130384, 1166848, 1412980, 1458560, 1706240, 2103040, 2260768, 2825960, 2917120, 3412480, 4206080, 4521536, 5651920, 5834240, 9043072, 11303840, 18086144, 22607680, 36172288, 45215360, 90430720, 180861440]

約数ペア:

[(1, 180861440), (2, 90430720), (4, 45215360), (5, 36172288), (8, 22607680), (10, 18086144), (16, 11303840), (20, 9043072), (31, 5834240), (32, 5651920), (40, 4521536), (43, 4206080), (53, 3412480), (62, 2917120), (64, 2825960), (80, 2260768), (86, 2103040), (106, 1706240), (124, 1458560), (128, 1412980), (155, 1166848), (160, 1130384), (172, 1051520), (212, 853120), (215, 841216), (248, 729280), (256, 706490), (265, 682496), (310, 583424), (320, 565192), (344, 525760), (424, 426560), (430, 420608), (496, 364640), (512, 353245), (530, 341248), (620, 291712), (640, 282596), (688, 262880), (848, 213280), (860, 210304), (992, 182320), (1060, 170624), (1240, 145856), (1280, 141298), (1333, 135680), (1376, 131440), (1643, 110080), (1696, 106640), (1720, 105152), (1984, 91160), (2120, 85312), (2279, 79360), (2480, 72928), (2560, 70649), (2666, 67840), (2752, 65720), (3286, 55040), (3392, 53320), (3440, 52576), (3968, 45580), (4240, 42656), (4558, 39680), (4960, 36464), (5332, 33920), (5504, 32860), (6572, 27520), (6665, 27136), (6784, 26660), (6880, 26288), (7936, 22790), (8215, 22016), (8480, 21328), (9116, 19840), (9920, 18232), (10664, 16960), (11008, 16430), (11395, 15872), (13144, 13760), (13330, 13568)]