31218630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1561

約数の個数: 64

約数和(自身を含む): 81321408

約数和(自身を除く): 50102778

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 170, 205, 246, 255, 410, 510, 615, 697, 1230, 1394, 1493, 2091, 2986, 3485, 4182, 4479, 6970, 7465, 8958, 10455, 14930, 20910, 22395, 25381, 44790, 50762, 61213, 76143, 122426, 126905, 152286, 183639, 253810, 306065, 367278, 380715, 612130, 761430, 918195, 1040621, 1836390, 2081242, 3121863, 5203105, 6243726, 10406210, 15609315, 31218630]

約数ペア:

[(1, 31218630), (2, 15609315), (3, 10406210), (5, 6243726), (6, 5203105), (10, 3121863), (15, 2081242), (17, 1836390), (30, 1040621), (34, 918195), (41, 761430), (51, 612130), (82, 380715), (85, 367278), (102, 306065), (123, 253810), (170, 183639), (205, 152286), (246, 126905), (255, 122426), (410, 76143), (510, 61213), (615, 50762), (697, 44790), (1230, 25381), (1394, 22395), (1493, 20910), (2091, 14930), (2986, 10455), (3485, 8958), (4182, 7465), (4479, 6970)]