1791218940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{250871}}^1$

素因数の和:250907

約数の個数: 96

約数和(自身を含む): 6069095424

約数和(自身を除く): 4277876484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 250871, 501742, 752613, 1003484, 1254355, 1505226, 1756097, 2508710, 3010452, 3512194, 3763065, 4264807, 5017420, 5268291, 7024388, 7526130, 8529614, 8780485, 10536582, 12794421, 15052260, 17059228, 17560970, 21073164, 21324035, 25588842, 26341455, 29853649, 35121940, 42648070, 51177684, 52682910, 59707298, 63972105, 85296140, 89560947, 105365820, 119414596, 127944210, 149268245, 179121894, 255888420, 298536490, 358243788, 447804735, 597072980, 895609470, 1791218940]

約数ペア:

[(1, 1791218940), (2, 895609470), (3, 597072980), (4, 447804735), (5, 358243788), (6, 298536490), (7, 255888420), (10, 179121894), (12, 149268245), (14, 127944210), (15, 119414596), (17, 105365820), (20, 89560947), (21, 85296140), (28, 63972105), (30, 59707298), (34, 52682910), (35, 51177684), (42, 42648070), (51, 35121940), (60, 29853649), (68, 26341455), (70, 25588842), (84, 21324035), (85, 21073164), (102, 17560970), (105, 17059228), (119, 15052260), (140, 12794421), (170, 10536582), (204, 8780485), (210, 8529614), (238, 7526130), (255, 7024388), (340, 5268291), (357, 5017420), (420, 4264807), (476, 3763065), (510, 3512194), (595, 3010452), (714, 2508710), (1020, 1756097), (1190, 1505226), (1428, 1254355), (1785, 1003484), (2380, 752613), (3570, 501742), (7140, 250871)]