172306836

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1241

約数の個数: 72

約数和(自身を含む): 470610504

約数和(自身を除く): 298303668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 557, 661, 1114, 1322, 1671, 1983, 2228, 2644, 3342, 3966, 5013, 5949, 6684, 7241, 7932, 8593, 10026, 11898, 14482, 17186, 20052, 21723, 23796, 25779, 28964, 34372, 43446, 51558, 65169, 77337, 86892, 103116, 130338, 154674, 260676, 309348, 368177, 736354, 1104531, 1472708, 2209062, 3313593, 4418124, 4786301, 6627186, 9572602, 13254372, 14358903, 19145204, 28717806, 43076709, 57435612, 86153418, 172306836]

約数ペア:

[(1, 172306836), (2, 86153418), (3, 57435612), (4, 43076709), (6, 28717806), (9, 19145204), (12, 14358903), (13, 13254372), (18, 9572602), (26, 6627186), (36, 4786301), (39, 4418124), (52, 3313593), (78, 2209062), (117, 1472708), (156, 1104531), (234, 736354), (468, 368177), (557, 309348), (661, 260676), (1114, 154674), (1322, 130338), (1671, 103116), (1983, 86892), (2228, 77337), (2644, 65169), (3342, 51558), (3966, 43446), (5013, 34372), (5949, 28964), (6684, 25779), (7241, 23796), (7932, 21723), (8593, 20052), (10026, 17186), (11898, 14482)]