141790280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:4014

約数の個数: 64

約数和(自身を含む): 340761600

約数和(自身を除く): 198971320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 3943, 4495, 7192, 7886, 8990, 15772, 17980, 19715, 31544, 35960, 39430, 78860, 114347, 122233, 157720, 228694, 244466, 457388, 488932, 571735, 611165, 914776, 977864, 1143470, 1222330, 2286940, 2444660, 3544757, 4573880, 4889320, 7089514, 14179028, 17723785, 28358056, 35447570, 70895140, 141790280]

約数ペア:

[(1, 141790280), (2, 70895140), (4, 35447570), (5, 28358056), (8, 17723785), (10, 14179028), (20, 7089514), (29, 4889320), (31, 4573880), (40, 3544757), (58, 2444660), (62, 2286940), (116, 1222330), (124, 1143470), (145, 977864), (155, 914776), (232, 611165), (248, 571735), (290, 488932), (310, 457388), (580, 244466), (620, 228694), (899, 157720), (1160, 122233), (1240, 114347), (1798, 78860), (3596, 39430), (3943, 35960), (4495, 31544), (7192, 19715), (7886, 17980), (8990, 15772)]