42877440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{1861}}^1$

素因数の和:1890

約数の個数: 120

約数和(自身を含む): 148576428

約数和(自身を除く): 105698988

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1861, 1920, 2304, 2560, 2880, 3722, 3840, 4608, 5583, 5760, 7444, 7680, 9305, 11166, 11520, 14888, 16749, 18610, 22332, 23040, 27915, 29776, 33498, 37220, 44664, 55830, 59552, 66996, 74440, 83745, 89328, 111660, 119104, 133992, 148880, 167490, 178656, 223320, 238208, 267984, 297760, 334980, 357312, 446640, 476416, 535968, 595520, 669960, 714624, 893280, 952832, 1071936, 1191040, 1339920, 1429248, 1786560, 2143872, 2382080, 2679840, 2858496, 3573120, 4287744, 4764160, 5359680, 7146240, 8575488, 10719360, 14292480, 21438720, 42877440]

約数ペア:

[(1, 42877440), (2, 21438720), (3, 14292480), (4, 10719360), (5, 8575488), (6, 7146240), (8, 5359680), (9, 4764160), (10, 4287744), (12, 3573120), (15, 2858496), (16, 2679840), (18, 2382080), (20, 2143872), (24, 1786560), (30, 1429248), (32, 1339920), (36, 1191040), (40, 1071936), (45, 952832), (48, 893280), (60, 714624), (64, 669960), (72, 595520), (80, 535968), (90, 476416), (96, 446640), (120, 357312), (128, 334980), (144, 297760), (160, 267984), (180, 238208), (192, 223320), (240, 178656), (256, 167490), (288, 148880), (320, 133992), (360, 119104), (384, 111660), (480, 89328), (512, 83745), (576, 74440), (640, 66996), (720, 59552), (768, 55830), (960, 44664), (1152, 37220), (1280, 33498), (1440, 29776), (1536, 27915), (1861, 23040), (1920, 22332), (2304, 18610), (2560, 16749), (2880, 14888), (3722, 11520), (3840, 11166), (4608, 9305), (5583, 7680), (5760, 7444)]