291245370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15889}}^1$

素因数の和:15959

約数の個数: 64

約数和(自身を含む): 768821760

約数和(自身を除く): 477576390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 141, 195, 235, 282, 390, 470, 611, 705, 1222, 1410, 1833, 3055, 3666, 6110, 9165, 15889, 18330, 31778, 47667, 79445, 95334, 158890, 206557, 238335, 413114, 476670, 619671, 746783, 1032785, 1239342, 1493566, 2065570, 2240349, 3098355, 3733915, 4480698, 6196710, 7467830, 9708179, 11201745, 19416358, 22403490, 29124537, 48540895, 58249074, 97081790, 145622685, 291245370]

約数ペア:

[(1, 291245370), (2, 145622685), (3, 97081790), (5, 58249074), (6, 48540895), (10, 29124537), (13, 22403490), (15, 19416358), (26, 11201745), (30, 9708179), (39, 7467830), (47, 6196710), (65, 4480698), (78, 3733915), (94, 3098355), (130, 2240349), (141, 2065570), (195, 1493566), (235, 1239342), (282, 1032785), (390, 746783), (470, 619671), (611, 476670), (705, 413114), (1222, 238335), (1410, 206557), (1833, 158890), (3055, 95334), (3666, 79445), (6110, 47667), (9165, 31778), (15889, 18330)]