66796020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19531}}^1$

素因数の和:19565

約数の個数: 72

約数和(自身を含む): 213289440

約数和(自身を除く): 146493420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19531, 39062, 58593, 78124, 97655, 117186, 175779, 195310, 234372, 292965, 351558, 371089, 390620, 585930, 703116, 742178, 878895, 1113267, 1171860, 1484356, 1757790, 1855445, 2226534, 3339801, 3515580, 3710890, 4453068, 5566335, 6679602, 7421780, 11132670, 13359204, 16699005, 22265340, 33398010, 66796020]

約数ペア:

[(1, 66796020), (2, 33398010), (3, 22265340), (4, 16699005), (5, 13359204), (6, 11132670), (9, 7421780), (10, 6679602), (12, 5566335), (15, 4453068), (18, 3710890), (19, 3515580), (20, 3339801), (30, 2226534), (36, 1855445), (38, 1757790), (45, 1484356), (57, 1171860), (60, 1113267), (76, 878895), (90, 742178), (95, 703116), (114, 585930), (171, 390620), (180, 371089), (190, 351558), (228, 292965), (285, 234372), (342, 195310), (380, 175779), (570, 117186), (684, 97655), (855, 78124), (1140, 58593), (1710, 39062), (3420, 19531)]