78258060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1063}}^1$

素因数の和:1487

約数の個数: 72

約数和(自身を含む): 238187040

約数和(自身を除く): 159928980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1063, 1227, 1636, 2045, 2126, 2454, 3189, 3681, 4090, 4252, 4908, 5315, 6135, 6378, 7362, 8180, 9567, 10630, 12270, 12756, 14724, 15945, 18405, 19134, 21260, 24540, 31890, 36810, 38268, 47835, 63780, 73620, 95670, 191340, 434767, 869534, 1304301, 1739068, 2173835, 2608602, 3912903, 4347670, 5217204, 6521505, 7825806, 8695340, 13043010, 15651612, 19564515, 26086020, 39129030, 78258060]

約数ペア:

[(1, 78258060), (2, 39129030), (3, 26086020), (4, 19564515), (5, 15651612), (6, 13043010), (9, 8695340), (10, 7825806), (12, 6521505), (15, 5217204), (18, 4347670), (20, 3912903), (30, 2608602), (36, 2173835), (45, 1739068), (60, 1304301), (90, 869534), (180, 434767), (409, 191340), (818, 95670), (1063, 73620), (1227, 63780), (1636, 47835), (2045, 38268), (2126, 36810), (2454, 31890), (3189, 24540), (3681, 21260), (4090, 19134), (4252, 18405), (4908, 15945), (5315, 14724), (6135, 12756), (6378, 12270), (7362, 10630), (8180, 9567)]