381434690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1756

約数の個数: 96

約数和(自身を含む): 894913920

約数和(自身を除く): 513479230

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 169, 182, 190, 247, 266, 338, 455, 494, 665, 845, 910, 1183, 1235, 1330, 1690, 1697, 1729, 2366, 2470, 3211, 3394, 3458, 5915, 6422, 8485, 8645, 11830, 11879, 16055, 16970, 17290, 22061, 22477, 23758, 32110, 32243, 44122, 44954, 59395, 64486, 110305, 112385, 118790, 154427, 161215, 220610, 224770, 225701, 286793, 308854, 322430, 419159, 451402, 573586, 772135, 838318, 1128505, 1433965, 1544270, 2007551, 2095795, 2257010, 2867930, 2934113, 4015102, 4191590, 5449067, 5868226, 10037755, 10898134, 14670565, 20075510, 27245335, 29341130, 38143469, 54490670, 76286938, 190717345, 381434690]

約数ペア:

[(1, 381434690), (2, 190717345), (5, 76286938), (7, 54490670), (10, 38143469), (13, 29341130), (14, 27245335), (19, 20075510), (26, 14670565), (35, 10898134), (38, 10037755), (65, 5868226), (70, 5449067), (91, 4191590), (95, 4015102), (130, 2934113), (133, 2867930), (169, 2257010), (182, 2095795), (190, 2007551), (247, 1544270), (266, 1433965), (338, 1128505), (455, 838318), (494, 772135), (665, 573586), (845, 451402), (910, 419159), (1183, 322430), (1235, 308854), (1330, 286793), (1690, 225701), (1697, 224770), (1729, 220610), (2366, 161215), (2470, 154427), (3211, 118790), (3394, 112385), (3458, 110305), (5915, 64486), (6422, 59395), (8485, 44954), (8645, 44122), (11830, 32243), (11879, 32110), (16055, 23758), (16970, 22477), (17290, 22061)]