128954560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2503}}^1$

素因数の和:2550

約数の個数: 112

約数和(自身を含む): 366345216

約数和(自身を除く): 237390656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2503, 2576, 3220, 3680, 5006, 5152, 6440, 7360, 10012, 10304, 12515, 12880, 17521, 20024, 25030, 25760, 35042, 40048, 50060, 51520, 57569, 70084, 80096, 87605, 100120, 115138, 140168, 160192, 175210, 200240, 230276, 280336, 287845, 350420, 400480, 402983, 460552, 560672, 575690, 700840, 800960, 805966, 921104, 1121344, 1151380, 1401680, 1611932, 1842208, 2014915, 2302760, 2803360, 3223864, 3684416, 4029830, 4605520, 5606720, 6447728, 8059660, 9211040, 12895456, 16119320, 18422080, 25790912, 32238640, 64477280, 128954560]

約数ペア:

[(1, 128954560), (2, 64477280), (4, 32238640), (5, 25790912), (7, 18422080), (8, 16119320), (10, 12895456), (14, 9211040), (16, 8059660), (20, 6447728), (23, 5606720), (28, 4605520), (32, 4029830), (35, 3684416), (40, 3223864), (46, 2803360), (56, 2302760), (64, 2014915), (70, 1842208), (80, 1611932), (92, 1401680), (112, 1151380), (115, 1121344), (140, 921104), (160, 805966), (161, 800960), (184, 700840), (224, 575690), (230, 560672), (280, 460552), (320, 402983), (322, 400480), (368, 350420), (448, 287845), (460, 280336), (560, 230276), (644, 200240), (736, 175210), (805, 160192), (920, 140168), (1120, 115138), (1288, 100120), (1472, 87605), (1610, 80096), (1840, 70084), (2240, 57569), (2503, 51520), (2576, 50060), (3220, 40048), (3680, 35042), (5006, 25760), (5152, 25030), (6440, 20024), (7360, 17521), (10012, 12880), (10304, 12515)]