196406720

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3391}}^1$

素因数の和:3589

約数の個数: 56

約数和(自身を含む): 470416128

約数和(自身を除く): 274009408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 320, 362, 724, 905, 1448, 1810, 2896, 3391, 3620, 5792, 6782, 7240, 11584, 13564, 14480, 16955, 27128, 28960, 33910, 54256, 57920, 67820, 108512, 135640, 217024, 271280, 542560, 613771, 1085120, 1227542, 2455084, 3068855, 4910168, 6137710, 9820336, 12275420, 19640672, 24550840, 39281344, 49101680, 98203360, 196406720]

約数ペア:

[(1, 196406720), (2, 98203360), (4, 49101680), (5, 39281344), (8, 24550840), (10, 19640672), (16, 12275420), (20, 9820336), (32, 6137710), (40, 4910168), (64, 3068855), (80, 2455084), (160, 1227542), (181, 1085120), (320, 613771), (362, 542560), (724, 271280), (905, 217024), (1448, 135640), (1810, 108512), (2896, 67820), (3391, 57920), (3620, 54256), (5792, 33910), (6782, 28960), (7240, 27128), (11584, 16955), (13564, 14480)]