90263820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 259660800

約数和(自身を除く): 169396980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 137, 139, 158, 237, 274, 278, 316, 395, 411, 417, 474, 548, 556, 685, 695, 790, 822, 834, 948, 1185, 1370, 1390, 1580, 1644, 1668, 2055, 2085, 2370, 2740, 2780, 4110, 4170, 4740, 8220, 8340, 10823, 10981, 19043, 21646, 21962, 32469, 32943, 38086, 43292, 43924, 54115, 54905, 57129, 64938, 65886, 76172, 95215, 108230, 109810, 114258, 129876, 131772, 162345, 164715, 190430, 216460, 219620, 228516, 285645, 324690, 329430, 380860, 571290, 649380, 658860, 1142580, 1504397, 3008794, 4513191, 6017588, 7521985, 9026382, 15043970, 18052764, 22565955, 30087940, 45131910, 90263820]

約数ペア:

[(1, 90263820), (2, 45131910), (3, 30087940), (4, 22565955), (5, 18052764), (6, 15043970), (10, 9026382), (12, 7521985), (15, 6017588), (20, 4513191), (30, 3008794), (60, 1504397), (79, 1142580), (137, 658860), (139, 649380), (158, 571290), (237, 380860), (274, 329430), (278, 324690), (316, 285645), (395, 228516), (411, 219620), (417, 216460), (474, 190430), (548, 164715), (556, 162345), (685, 131772), (695, 129876), (790, 114258), (822, 109810), (834, 108230), (948, 95215), (1185, 76172), (1370, 65886), (1390, 64938), (1580, 57129), (1644, 54905), (1668, 54115), (2055, 43924), (2085, 43292), (2370, 38086), (2740, 32943), (2780, 32469), (4110, 21962), (4170, 21646), (4740, 19043), (8220, 10981), (8340, 10823)]