161510860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5683}}^1$

素因数の和:5735

約数の個数: 72

約数和(自身を含む): 408224880

約数和(自身を除く): 246714020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 5683, 5684, 7105, 11366, 14210, 22732, 28415, 28420, 39781, 56830, 79562, 113660, 159124, 164807, 198905, 278467, 329614, 397810, 556934, 659228, 795620, 824035, 1113868, 1153649, 1392335, 1648070, 2307298, 2784670, 3296140, 4614596, 5569340, 5768245, 8075543, 11536490, 16151086, 23072980, 32302172, 40377715, 80755430, 161510860]

約数ペア:

[(1, 161510860), (2, 80755430), (4, 40377715), (5, 32302172), (7, 23072980), (10, 16151086), (14, 11536490), (20, 8075543), (28, 5768245), (29, 5569340), (35, 4614596), (49, 3296140), (58, 2784670), (70, 2307298), (98, 1648070), (116, 1392335), (140, 1153649), (145, 1113868), (196, 824035), (203, 795620), (245, 659228), (290, 556934), (406, 397810), (490, 329614), (580, 278467), (812, 198905), (980, 164807), (1015, 159124), (1421, 113660), (2030, 79562), (2842, 56830), (4060, 39781), (5683, 28420), (5684, 28415), (7105, 22732), (11366, 14210)]