38579940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 136036992

約数和(自身を除く): 97457052

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, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 457, 469, 603, 630, 670, 804, 914, 938, 1005, 1206, 1260, 1340, 1371, 1407, 1828, 1876, 2010, 2285, 2345, 2412, 2742, 2814, 3015, 3199, 4020, 4113, 4221, 4570, 4690, 5484, 5628, 6030, 6398, 6855, 7035, 8226, 8442, 9140, 9380, 9597, 12060, 12796, 13710, 14070, 15995, 16452, 16884, 19194, 20565, 21105, 27420, 28140, 28791, 30619, 31990, 38388, 41130, 42210, 47985, 57582, 61238, 63980, 82260, 84420, 91857, 95970, 115164, 122476, 143955, 153095, 183714, 191940, 214333, 275571, 287910, 306190, 367428, 428666, 459285, 551142, 575820, 612380, 642999, 857332, 918570, 1071665, 1102284, 1285998, 1377855, 1837140, 1928997, 2143330, 2571996, 2755710, 3214995, 3857994, 4286660, 5511420, 6429990, 7715988, 9644985, 12859980, 19289970, 38579940]

約数ペア:

[(1, 38579940), (2, 19289970), (3, 12859980), (4, 9644985), (5, 7715988), (6, 6429990), (7, 5511420), (9, 4286660), (10, 3857994), (12, 3214995), (14, 2755710), (15, 2571996), (18, 2143330), (20, 1928997), (21, 1837140), (28, 1377855), (30, 1285998), (35, 1102284), (36, 1071665), (42, 918570), (45, 857332), (60, 642999), (63, 612380), (67, 575820), (70, 551142), (84, 459285), (90, 428666), (105, 367428), (126, 306190), (134, 287910), (140, 275571), (180, 214333), (201, 191940), (210, 183714), (252, 153095), (268, 143955), (315, 122476), (335, 115164), (402, 95970), (420, 91857), (457, 84420), (469, 82260), (603, 63980), (630, 61238), (670, 57582), (804, 47985), (914, 42210), (938, 41130), (1005, 38388), (1206, 31990), (1260, 30619), (1340, 28791), (1371, 28140), (1407, 27420), (1828, 21105), (1876, 20565), (2010, 19194), (2285, 16884), (2345, 16452), (2412, 15995), (2742, 14070), (2814, 13710), (3015, 12796), (3199, 12060), (4020, 9597), (4113, 9380), (4221, 9140), (4570, 8442), (4690, 8226), (5484, 7035), (5628, 6855), (6030, 6398)]