156903174940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{894239}}^1$

素因数の和:894562

約数の個数: 48

約数和(自身を含む): 341327831040

約数和(自身を除く): 184424656100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 283, 310, 566, 620, 1132, 1415, 2830, 5660, 8773, 17546, 35092, 43865, 87730, 175460, 894239, 1788478, 3576956, 4471195, 8942390, 17884780, 27721409, 55442818, 110885636, 138607045, 253069637, 277214090, 506139274, 554428180, 1012278548, 1265348185, 2530696370, 5061392740, 7845158747, 15690317494, 31380634988, 39225793735, 78451587470, 156903174940]

約数ペア:

[(1, 156903174940), (2, 78451587470), (4, 39225793735), (5, 31380634988), (10, 15690317494), (20, 7845158747), (31, 5061392740), (62, 2530696370), (124, 1265348185), (155, 1012278548), (283, 554428180), (310, 506139274), (566, 277214090), (620, 253069637), (1132, 138607045), (1415, 110885636), (2830, 55442818), (5660, 27721409), (8773, 17884780), (17546, 8942390), (35092, 4471195), (43865, 3576956), (87730, 1788478), (175460, 894239)]