187176780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1168

約数の個数: 144

約数和(自身を含む): 653889600

約数和(自身を除く): 466712820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 420, 447, 596, 630, 745, 894, 997, 1043, 1260, 1341, 1490, 1788, 1994, 2086, 2235, 2682, 2980, 2991, 3129, 3988, 4172, 4470, 4985, 5215, 5364, 5982, 6258, 6705, 6979, 8940, 8973, 9387, 9970, 10430, 11964, 12516, 13410, 13958, 14955, 15645, 17946, 18774, 19940, 20860, 20937, 26820, 27916, 29910, 31290, 34895, 35892, 37548, 41874, 44865, 46935, 59820, 62580, 62811, 69790, 83748, 89730, 93870, 104685, 125622, 139580, 148553, 179460, 187740, 209370, 251244, 297106, 314055, 418740, 445659, 594212, 628110, 742765, 891318, 1039871, 1256220, 1336977, 1485530, 1782636, 2079742, 2228295, 2673954, 2971060, 3119613, 4159484, 4456590, 5199355, 5347908, 6239226, 6684885, 8913180, 9358839, 10398710, 12478452, 13369770, 15598065, 18717678, 20797420, 26739540, 31196130, 37435356, 46794195, 62392260, 93588390, 187176780]

約数ペア:

[(1, 187176780), (2, 93588390), (3, 62392260), (4, 46794195), (5, 37435356), (6, 31196130), (7, 26739540), (9, 20797420), (10, 18717678), (12, 15598065), (14, 13369770), (15, 12478452), (18, 10398710), (20, 9358839), (21, 8913180), (28, 6684885), (30, 6239226), (35, 5347908), (36, 5199355), (42, 4456590), (45, 4159484), (60, 3119613), (63, 2971060), (70, 2673954), (84, 2228295), (90, 2079742), (105, 1782636), (126, 1485530), (140, 1336977), (149, 1256220), (180, 1039871), (210, 891318), (252, 742765), (298, 628110), (315, 594212), (420, 445659), (447, 418740), (596, 314055), (630, 297106), (745, 251244), (894, 209370), (997, 187740), (1043, 179460), (1260, 148553), (1341, 139580), (1490, 125622), (1788, 104685), (1994, 93870), (2086, 89730), (2235, 83748), (2682, 69790), (2980, 62811), (2991, 62580), (3129, 59820), (3988, 46935), (4172, 44865), (4470, 41874), (4985, 37548), (5215, 35892), (5364, 34895), (5982, 31290), (6258, 29910), (6705, 27916), (6979, 26820), (8940, 20937), (8973, 20860), (9387, 19940), (9970, 18774), (10430, 17946), (11964, 15645), (12516, 14955), (13410, 13958)]