87438720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{45541}}^1$

素因数の和:45563

約数の個数: 64

約数和(自身を含む): 278717040

約数和(自身を除く): 191278320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 45541, 91082, 136623, 182164, 227705, 273246, 364328, 455410, 546492, 683115, 728656, 910820, 1092984, 1366230, 1457312, 1821640, 2185968, 2732460, 2914624, 3643280, 4371936, 5464920, 5829248, 7286560, 8743872, 10929840, 14573120, 17487744, 21859680, 29146240, 43719360, 87438720]

約数ペア:

[(1, 87438720), (2, 43719360), (3, 29146240), (4, 21859680), (5, 17487744), (6, 14573120), (8, 10929840), (10, 8743872), (12, 7286560), (15, 5829248), (16, 5464920), (20, 4371936), (24, 3643280), (30, 2914624), (32, 2732460), (40, 2185968), (48, 1821640), (60, 1457312), (64, 1366230), (80, 1092984), (96, 910820), (120, 728656), (128, 683115), (160, 546492), (192, 455410), (240, 364328), (320, 273246), (384, 227705), (480, 182164), (640, 136623), (960, 91082), (1920, 45541)]