128106240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 415651488

約数和(自身を除く): 287545248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 256, 292, 320, 365, 384, 438, 457, 480, 584, 640, 730, 768, 876, 914, 960, 1095, 1168, 1280, 1371, 1460, 1752, 1828, 1920, 2190, 2285, 2336, 2742, 2920, 3504, 3656, 3840, 4380, 4570, 4672, 5484, 5840, 6855, 7008, 7312, 8760, 9140, 9344, 10968, 11680, 13710, 14016, 14624, 17520, 18280, 18688, 21936, 23360, 27420, 28032, 29248, 33361, 35040, 36560, 43872, 46720, 54840, 56064, 58496, 66722, 70080, 73120, 87744, 93440, 100083, 109680, 116992, 133444, 140160, 146240, 166805, 175488, 200166, 219360, 266888, 280320, 292480, 333610, 350976, 400332, 438720, 500415, 533776, 584960, 667220, 800664, 877440, 1000830, 1067552, 1334440, 1601328, 1754880, 2001660, 2135104, 2668880, 3202656, 4003320, 4270208, 5337760, 6405312, 8006640, 8540416, 10675520, 12810624, 16013280, 21351040, 25621248, 32026560, 42702080, 64053120, 128106240]

約数ペア:

[(1, 128106240), (2, 64053120), (3, 42702080), (4, 32026560), (5, 25621248), (6, 21351040), (8, 16013280), (10, 12810624), (12, 10675520), (15, 8540416), (16, 8006640), (20, 6405312), (24, 5337760), (30, 4270208), (32, 4003320), (40, 3202656), (48, 2668880), (60, 2135104), (64, 2001660), (73, 1754880), (80, 1601328), (96, 1334440), (120, 1067552), (128, 1000830), (146, 877440), (160, 800664), (192, 667220), (219, 584960), (240, 533776), (256, 500415), (292, 438720), (320, 400332), (365, 350976), (384, 333610), (438, 292480), (457, 280320), (480, 266888), (584, 219360), (640, 200166), (730, 175488), (768, 166805), (876, 146240), (914, 140160), (960, 133444), (1095, 116992), (1168, 109680), (1280, 100083), (1371, 93440), (1460, 87744), (1752, 73120), (1828, 70080), (1920, 66722), (2190, 58496), (2285, 56064), (2336, 54840), (2742, 46720), (2920, 43872), (3504, 36560), (3656, 35040), (3840, 33361), (4380, 29248), (4570, 28032), (4672, 27420), (5484, 23360), (5840, 21936), (6855, 18688), (7008, 18280), (7312, 17520), (8760, 14624), (9140, 14016), (9344, 13710), (10968, 11680)]