61485440

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4177}}^1$

素因数の和:4219

約数の個数: 64

約数和(自身を含む): 153416160

約数和(自身を除く): 91930720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 4177, 7360, 8354, 14720, 16708, 20885, 33416, 41770, 66832, 83540, 96071, 133664, 167080, 192142, 267328, 334160, 384284, 480355, 534656, 668320, 768568, 960710, 1336640, 1537136, 1921420, 2673280, 3074272, 3842840, 6148544, 7685680, 12297088, 15371360, 30742720, 61485440]

約数ペア:

[(1, 61485440), (2, 30742720), (4, 15371360), (5, 12297088), (8, 7685680), (10, 6148544), (16, 3842840), (20, 3074272), (23, 2673280), (32, 1921420), (40, 1537136), (46, 1336640), (64, 960710), (80, 768568), (92, 668320), (115, 534656), (128, 480355), (160, 384284), (184, 334160), (230, 267328), (320, 192142), (368, 167080), (460, 133664), (640, 96071), (736, 83540), (920, 66832), (1472, 41770), (1840, 33416), (2944, 20885), (3680, 16708), (4177, 14720), (7360, 8354)]