208487040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{108587}}^1$

素因数の和:108609

約数の個数: 64

約数和(自身を含む): 664558560

約数和(自身を除く): 456071520

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, 108587, 217174, 325761, 434348, 542935, 651522, 868696, 1085870, 1303044, 1628805, 1737392, 2171740, 2606088, 3257610, 3474784, 4343480, 5212176, 6515220, 6949568, 8686960, 10424352, 13030440, 13899136, 17373920, 20848704, 26060880, 34747840, 41697408, 52121760, 69495680, 104243520, 208487040]

約数ペア:

[(1, 208487040), (2, 104243520), (3, 69495680), (4, 52121760), (5, 41697408), (6, 34747840), (8, 26060880), (10, 20848704), (12, 17373920), (15, 13899136), (16, 13030440), (20, 10424352), (24, 8686960), (30, 6949568), (32, 6515220), (40, 5212176), (48, 4343480), (60, 3474784), (64, 3257610), (80, 2606088), (96, 2171740), (120, 1737392), (128, 1628805), (160, 1303044), (192, 1085870), (240, 868696), (320, 651522), (384, 542935), (480, 434348), (640, 325761), (960, 217174), (1920, 108587)]