157485580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 394555392

約数和(自身を除く): 237069812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 131, 140, 155, 217, 262, 277, 310, 434, 524, 554, 620, 655, 868, 917, 1085, 1108, 1310, 1385, 1834, 1939, 2170, 2620, 2770, 3668, 3878, 4061, 4340, 4585, 5540, 7756, 8122, 8587, 9170, 9695, 16244, 17174, 18340, 19390, 20305, 28427, 34348, 36287, 38780, 40610, 42935, 56854, 60109, 72574, 81220, 85870, 113708, 120218, 142135, 145148, 171740, 181435, 240436, 254009, 284270, 300545, 362870, 508018, 568540, 601090, 725740, 1016036, 1124897, 1202180, 1270045, 2249794, 2540090, 4499588, 5080180, 5624485, 7874279, 11248970, 15748558, 22497940, 31497116, 39371395, 78742790, 157485580]

約数ペア:

[(1, 157485580), (2, 78742790), (4, 39371395), (5, 31497116), (7, 22497940), (10, 15748558), (14, 11248970), (20, 7874279), (28, 5624485), (31, 5080180), (35, 4499588), (62, 2540090), (70, 2249794), (124, 1270045), (131, 1202180), (140, 1124897), (155, 1016036), (217, 725740), (262, 601090), (277, 568540), (310, 508018), (434, 362870), (524, 300545), (554, 284270), (620, 254009), (655, 240436), (868, 181435), (917, 171740), (1085, 145148), (1108, 142135), (1310, 120218), (1385, 113708), (1834, 85870), (1939, 81220), (2170, 72574), (2620, 60109), (2770, 56854), (3668, 42935), (3878, 40610), (4061, 38780), (4340, 36287), (4585, 34348), (5540, 28427), (7756, 20305), (8122, 19390), (8587, 18340), (9170, 17174), (9695, 16244)]