257366917890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20281081}}^1$

素因数の和:20281144

約数の個数: 64

約数和(自身を含む): 700914193920

約数和(自身を除く): 443547276030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 2115, 2538, 4230, 6345, 12690, 20281081, 40562162, 60843243, 101405405, 121686486, 182529729, 202810810, 304216215, 365059458, 547589187, 608432430, 912648645, 953210807, 1095178374, 1825297290, 1906421614, 2737945935, 2859632421, 4766054035, 5475891870, 5719264842, 8578897263, 9532108070, 14298162105, 17157794526, 25736691789, 28596324210, 42894486315, 51473383578, 85788972630, 128683458945, 257366917890]

約数ペア:

[(1, 257366917890), (2, 128683458945), (3, 85788972630), (5, 51473383578), (6, 42894486315), (9, 28596324210), (10, 25736691789), (15, 17157794526), (18, 14298162105), (27, 9532108070), (30, 8578897263), (45, 5719264842), (47, 5475891870), (54, 4766054035), (90, 2859632421), (94, 2737945935), (135, 1906421614), (141, 1825297290), (235, 1095178374), (270, 953210807), (282, 912648645), (423, 608432430), (470, 547589187), (705, 365059458), (846, 304216215), (1269, 202810810), (1410, 182529729), (2115, 121686486), (2538, 101405405), (4230, 60843243), (6345, 40562162), (12690, 20281081)]