147741640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^2\times {\mathrm{229}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 336519900

約数和(自身を除く): 188778260

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 229, 254, 458, 508, 635, 916, 1016, 1145, 1270, 1832, 2290, 2540, 4580, 5080, 9160, 16129, 29083, 32258, 58166, 64516, 80645, 116332, 129032, 145415, 161290, 232664, 290830, 322580, 581660, 645160, 1163320, 3693541, 7387082, 14774164, 18467705, 29548328, 36935410, 73870820, 147741640]

約数ペア:

[(1, 147741640), (2, 73870820), (4, 36935410), (5, 29548328), (8, 18467705), (10, 14774164), (20, 7387082), (40, 3693541), (127, 1163320), (229, 645160), (254, 581660), (458, 322580), (508, 290830), (635, 232664), (916, 161290), (1016, 145415), (1145, 129032), (1270, 116332), (1832, 80645), (2290, 64516), (2540, 58166), (4580, 32258), (5080, 29083), (9160, 16129)]