145239724

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 318816960

約数和(自身を除く): 173577236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 49, 76, 86, 98, 133, 172, 196, 266, 301, 532, 602, 817, 907, 931, 1204, 1634, 1814, 1862, 2107, 3268, 3628, 3724, 4214, 5719, 6349, 8428, 11438, 12698, 17233, 22876, 25396, 34466, 39001, 40033, 44443, 68932, 78002, 80066, 88886, 120631, 156004, 160132, 177772, 241262, 273007, 482524, 546014, 741019, 844417, 1092028, 1482038, 1688834, 1911049, 2964076, 3377668, 3822098, 5187133, 7644196, 10374266, 20748532, 36309931, 72619862, 145239724]

約数ペア:

[(1, 145239724), (2, 72619862), (4, 36309931), (7, 20748532), (14, 10374266), (19, 7644196), (28, 5187133), (38, 3822098), (43, 3377668), (49, 2964076), (76, 1911049), (86, 1688834), (98, 1482038), (133, 1092028), (172, 844417), (196, 741019), (266, 546014), (301, 482524), (532, 273007), (602, 241262), (817, 177772), (907, 160132), (931, 156004), (1204, 120631), (1634, 88886), (1814, 80066), (1862, 78002), (2107, 68932), (3268, 44443), (3628, 40033), (3724, 39001), (4214, 34466), (5719, 25396), (6349, 22876), (8428, 17233), (11438, 12698)]