67404780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19709}}^1$

素因数の和:19743

約数の個数: 72

約数和(自身を含む): 215233200

約数和(自身を除く): 147828420

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, 19709, 39418, 59127, 78836, 98545, 118254, 177381, 197090, 236508, 295635, 354762, 374471, 394180, 591270, 709524, 748942, 886905, 1123413, 1182540, 1497884, 1773810, 1872355, 2246826, 3370239, 3547620, 3744710, 4493652, 5617065, 6740478, 7489420, 11234130, 13480956, 16851195, 22468260, 33702390, 67404780]

約数ペア:

[(1, 67404780), (2, 33702390), (3, 22468260), (4, 16851195), (5, 13480956), (6, 11234130), (9, 7489420), (10, 6740478), (12, 5617065), (15, 4493652), (18, 3744710), (19, 3547620), (20, 3370239), (30, 2246826), (36, 1872355), (38, 1773810), (45, 1497884), (57, 1182540), (60, 1123413), (76, 886905), (90, 748942), (95, 709524), (114, 591270), (171, 394180), (180, 374471), (190, 354762), (228, 295635), (285, 236508), (342, 197090), (380, 177381), (570, 118254), (684, 98545), (855, 78836), (1140, 59127), (1710, 39418), (3420, 19709)]