157217830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1069}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 355000320

約数和(自身を除く): 197782490

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 191, 382, 385, 770, 955, 1069, 1337, 1910, 2101, 2138, 2674, 4202, 5345, 6685, 7483, 10505, 10690, 11759, 13370, 14707, 14966, 21010, 23518, 29414, 37415, 58795, 73535, 74830, 82313, 117590, 147070, 164626, 204179, 408358, 411565, 823130, 1020895, 1429253, 2041790, 2245969, 2858506, 4491938, 7146265, 11229845, 14292530, 15721783, 22459690, 31443566, 78608915, 157217830]

約数ペア:

[(1, 157217830), (2, 78608915), (5, 31443566), (7, 22459690), (10, 15721783), (11, 14292530), (14, 11229845), (22, 7146265), (35, 4491938), (55, 2858506), (70, 2245969), (77, 2041790), (110, 1429253), (154, 1020895), (191, 823130), (382, 411565), (385, 408358), (770, 204179), (955, 164626), (1069, 147070), (1337, 117590), (1910, 82313), (2101, 74830), (2138, 73535), (2674, 58795), (4202, 37415), (5345, 29414), (6685, 23518), (7483, 21010), (10505, 14966), (10690, 14707), (11759, 13370)]